- S -
-
scorbiesplittersuppressed
https://conwaylife.com/wiki/Scorbie_Splitter https://www.conwaylife.com/patterns/scorbiesplittersuppressed.rle
Size:58x29 | Rule:23/3
-
shiponlongboat_synth
Glider syntheses of ship on long boat https://www.conwaylife.com/wiki/index.php?title=Ship_on_long_boat
Size:148x82 | Rule:23/3
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-
simkinglidergun_synth
https://conwaylife.com/wiki/Simkin_glider_gun https://conwaylife.com/patterns/simkinglidergun_synth.rle
Size:39x33 | Rule:23/3
-
stargatewithlightweightspaceships
A pattern that advances lightweight spaceships by 30 cells in the c ourse of 28 generations.
Size:155x133 | Rule:23/3 | @lifewiki
-
shiftmirroredbun
https://conwaylife.com/wiki/Shift-mirrored_bun https://www.conwaylife.com/patterns/shiftmirroredbun.rle
Size:7x6 | Rule:23/3
-
sirrobineater
https://conwaylife.com/wiki/Sir_Robin Eater for Sir Robin (but not his minstrels), repeat time 557 https://www.conwaylife.com/forums/viewtopic.php?p=57499#p57499 https://conwaylife.com/wiki/Sir_Robin https://www.conwaylife.com/patterns/sirrobineater.rle
Size:176x354 | Rule:23/3
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shuriken
https://conwaylife.com/wiki/Shuriken https://conwaylife.com/patterns/shuriken.rle https://conwaylife.com/ref/mniemiec/20/20-21877.rle https://catagolue.appspot.com/object/xs20_cq231eoz012311/b3s23
Size:7x7 | Rule:23/3
-
stairstephexomino_synth
Glider synthesis of stairstep hexomino. https://www.conwaylife.com/wiki/Stairstep_hexomino
Size:7x11 | Rule:23/3
-
scrubber_synth
A 10-glider synthesis of scrubber https://www.conwaylife.com/wiki/index.php?title=Scrubber
Size:50x35 | Rule:23/3
-
starwithblocks
A period 3 oscillator that is a modification of star.
Size:11x11 | Rule:23/3 | @lifewiki
-
stargateteleporting
https://conwaylife.com/wiki/Star_gate https://www.conwaylife.com/patterns/stargateteleporting.rle
Size:155x133 | Rule:23/3
-
stopandgo
https://conwaylife.com/wiki/Stop_and_go https://www.conwaylife.com/patterns/stopandgo.rle
Size:42x11 | Rule:23/3
-
spaghettimonstereater
https://conwaylife.com/wiki/Spaghetti_monster https://www.conwaylife.com/patterns/spaghettimonstereater.rle
Size:250x387 | Rule:23/3
-
stravinsky
https://conwaylife.com/wiki/Composers https://www.conwaylife.com/patterns/stravinsky.rle
Size:7x8 | Rule:23/3
-
sqrtgun
https://conwaylife.com/wiki/Sqrtgun https://conwaylife.com/patterns/sqrtgun.rle
Size:226x187 | Rule:23/3
-
smallstablesplitter
https://conwaylife.com/wiki/Stable_reflector https://www.conwaylife.com/patterns/smallstablesplitter.rle
Size:56x44 | Rule:23/3
-
sawtooth181
Sawtooth with minimum population 181, found on 28 April 2015, based on a suggestion by Dongook Lee and shotgun by Brett Berger. Population 181 at T=0, 6960, 849120, 102750480, ..., 58*(121^n-1), ..., giving an expansion factor of 121. https://www.conwaylife.com/wiki/Sawtooth_181
Size:78x87 | Rule:23/3
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smallp48hwssgun
https://conwaylife.com/wiki/Kok%27s_galaxy https://www.conwaylife.com/patterns/smallp48hwssgun.rle
Size:54x49 | Rule:23/3
-
sawtooth177
A sawtooth with minimal repeating population of 177. thunk, 2015-10-27
Size:68x76 | Rule:23/3
-
smallspacefiller
https://conwaylife.com/wiki/Spacefiller https://www.conwaylife.com/patterns/smallspacefiller.rle
Size:49x26 | Rule:23/3
-
semix66
https://conwaylife.com/wiki/X66 https://www.conwaylife.com/patterns/semix66.rle
Size:9x11 | Rule:23/3
-
sawtooth1163
An orthogonal sawtooth with external timing and expansion factor roughly equal to 2. It works by burning the blinkers given off by a blinker puffer 1. Discovered on October 27, 1992.
Size:150x219 | Rule:23/3 | @lifewiki
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sawmillpart3
https://conwaylife.com/wiki/Sawmill https://www.conwaylife.com/patterns/sawmillpart3.rle
Size:432x181 | Rule:23/3
-
swine
extensible p5 oscillator; name short for Scot's p5 With INsErt. https://www.conwaylife.com/wiki/Swine
Size:37x10 | Rule:23/3
-
snakesiamesesnake_synth
Glider synthesis of snake siamese snake. https://www.conwaylife.com/ref/mniemiec/objname.htm#S
Size:141x117 | Rule:23/3
-
shurikendot
https://conwaylife.com/wiki/Shuriken https://www.conwaylife.com/patterns/shurikendot.rle
Size:8x7 | Rule:23/3
-
sidewalk_synth
Glider syntheses of sidewalk. https://www.conwaylife.com/ref/mniemiec/glider-4.htm
Size:72x8 | Rule:23/3
-
spartangtomwss
https://conwaylife.com/wiki/H-to-MWSS https://conwaylife.com/patterns/spartangtomwss.rle
Size:131x137 | Rule:23/3
-
spacenonfiller
https://conwaylife.com/wiki/Space_nonfiller https://www.conwaylife.com/patterns/spacenonfiller.rle
Size:37x31 | Rule:23/3
-
shiponquadpole_synth
Glider syntheses of ship on quadpole https://www.conwaylife.com/wiki/index.php?title=Ship_on_quadpole
Size:148x88 | Rule:23/3
-
simeks180degreereflector
https://conwaylife.com/wiki/Speed_tunnel https://www.conwaylife.com/patterns/simeks180degreereflector.rle
Size:22x23 | Rule:23/3
-
smallp6pipsquirter
https://conwaylife.com/wiki/P6_pipsquirter https://www.conwaylife.com/patterns/smallp6pipsquirter.rle
Size:14x10 | Rule:23/3
-
syringegtoh_synth
Glider synthesis of syringe https://conwaylife.com/wiki/syringe
Size:301x274 | Rule:23/3
-
shiptie_synth
Glider syntheses of ship-ties. https://www.conwaylife.com/ref/mniemiec/glider-4.htm
Size:151x116 | Rule:23/3
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-
scorpion
A 16-cell still life. https://www.conwaylife.com/wiki/index.php?title=Scorpion
Size:7x6 | Rule:23/3
-
samplec4greyship
https://conwaylife.com/wiki/C/4_orthogonal https://www.conwaylife.com/patterns/samplec4greyship.rle
Size:177x183 | Rule:23/3
-
symmetricscorpion_synth
4-glider synthesis of symmetric scorpion https://conwaylife.com/wiki/Symmetric_scorpion https://conwaylife.com/forums/viewtopic.php?p=12276#p12276
Size:30x11 | Rule:23/3
-
shiponlongboat
A 13-cell still life. https://www.conwaylife.com/wiki/index.php?title=Ship_on_long_boat
Size:7x7 | Rule:23/3
-
slowpuffer2_synth
Glider synthesis of slow puffer 2. https://conwaylife.com/forums/viewtopic.php?p=142529#p142529 https://conwaylife.com/wiki/Slow_puffer_2
Size:154x119 | Rule:23/3
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snakebridgesnake_synth
Glider syntheses of snake bridge snake https://www.conwaylife.com/wiki/index.php?title=Snake_bridge_snake
Size:109x45 | Rule:23/3
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-
-
skewedprepulsar
This pattern evolves similarly to a pre-pulsar, but it is unstable.
Size:9x5 | Rule:23/3
-
statorlessp3
https://conwaylife.com/wiki/Statorless_p3 https://conwaylife.com/patterns/statorlessp3.rle
Size:31x28 | Rule:23/3
-
symmetricalsynapse
https://conwaylife.com/wiki/Symmetrical_synapse https://www.conwaylife.com/patterns/symmetricalsynapse.rle
Size:9x9 | Rule:23/3
-
smalllake_synth
Glider syntheses of small lake https://www.conwaylife.com/wiki/index.php?title=Small_lake
Size:84x54 | Rule:23/3
-
simkinsp60
https://conwaylife.com/wiki/Simkin%27s_p60 https://conwaylife.com/patterns/simkinsp60.rle
Size:33x31 | Rule:23/3
-
sokweshuttle
https://conwaylife.com/wiki/Period-52_glider_gun https://www.conwaylife.com/patterns/sokweshuttle.rle
Size:307x125 | Rule:23/3
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-
statorlessp6
https://conwaylife.com/wiki/Statorless_p6 https://www.conwaylife.com/patterns/statorlessp6.rle
Size:21x6 | Rule:23/3
-
spiralgrowth
https://conwaylife.com/wiki/Spiral_growth https://conwaylife.com/patterns/spiralgrowth.rle
Size:1966x2007 | Rule:23/3
-
shortp11doublelengthsignalinjector
https://conwaylife.com/wiki/P11_double-length_signal_injector https://www.conwaylife.com/patterns/shortp11doublelengthsignalinjector.rle
Size:15x16 | Rule:23/3
-
sidecar_synth
Glider synthesis of sidecar. https://www.conwaylife.com/ref/mniemiec/sship.htm
Size:65x14 | Rule:23/3
-
ship_synth
Glider synthesis of ships. https://www.conwaylife.com/ref/mniemiec/glider-3.htm
Size:148x104 | Rule:23/3
-
skewbracketpulsar
https://conwaylife.com/wiki/Bracket_pulsar https://www.conwaylife.com/patterns/skewbracketpulsar.rle
Size:15x17 | Rule:23/3
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-
slidegun
A diagonal slide gun constructed on September 3, 1999 https://www.conwaylife.com/wiki/index.php?title=Slide_gun
Size:109x59 | Rule:23/3
-
speedtunnel
https://conwaylife.com/wiki/Speed_tunnel https://www.conwaylife.com/patterns/speedtunnel.rle
Size:40x33 | Rule:23/3
-
stopandrestart
https://conwaylife.com/wiki/Stop_and_restart https://www.conwaylife.com/patterns/stopandrestart.rle
Size:58x59 | Rule:23/3
-
silversreflector
497-tick stable reflector Discovered in November 1998 The smallest and fastest spartan 180- and 90-degree stable reflector, the smallest stable glider duplicator altogether, as of February 2015.
Size:194x219 | Rule:23/3
-
switchwave
https://conwaylife.com/wiki/Switchwave https://conwaylife.com/patterns/switchwave.rle
Size:78x78 | Rule:23/3
-
sw1t43
https://conwaylife.com/wiki/SW1T43 https://www.conwaylife.com/patterns/sw1t43.rle
Size:17x18 | Rule:23/3
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-
snarkcatalystvariants
four Snark catalyst variants Top: original variant by Mike Playle Left: Shannon Omick (better clearance on a diagonal) Right: Heinrich Koenig (better clearance on a different diagonal) Bottom: Simon Ekstrom (better clearance on two diagonals) https://conwaylife.com/wiki/Snark https://www.conwaylife.com/patterns/snarkcatalystvariants.rle
Size:51x52 | Rule:23/3
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stillater_synth
Glider synthesis of stillater https://conwaylife.com/wiki/stillater
Size:104x34 | Rule:23/3
-
shillelagh
A common 8-cell still life. https://www.conwaylife.com/wiki/index.php?title=Shillelagh
Size:5x3 | Rule:23/3
-
snakepit2_synth
Glider synthesis of snake pit 2. https://www.conwaylife.com/ref/mniemiec/objname.htm#S
Size:36x21 | Rule:23/3
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statorlessp5
Found in June 2016, using Nicolay Beluchenko's version of WLS https://conwaylife.com/wiki/Statorless_p5 https://conwaylife.com/patterns/statorlessp5.rle
Size:15x14 | Rule:23/3
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snackeron34p14shuttle
https://conwaylife.com/wiki/34P14_shuttle https://www.conwaylife.com/patterns/snackeron34p14shuttle.rle
Size:24x20 | Rule:23/3
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-
switchablelwssgun
https://conwaylife.com/wiki/Switchable_gun https://www.conwaylife.com/patterns/switchablelwssgun.rle
Size:122x100 | Rule:23/3
-
syringegliderextraction
https://conwaylife.com/wiki/Syringe https://www.conwaylife.com/patterns/syringegliderextraction.rle
Size:230x67 | Rule:23/3
-
swanweldgoose
A swan and a Canada goose that have been welded together.
Size:34x21 | Rule:23/3 | @lifewiki
-
stilllifetagalong
An orthogonal c/2 period 4 spaceship that pulls a pond.
Size:19x17 | Rule:23/3 | @lifewiki
-
silvergtoh
Silver G-to-H https://www.conwaylife.com/wiki/Silver_G-to-H https://www.conwaylife.com/patterns/silvergtoh.rle
Size:76x101 | Rule:23/3
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switchengine
A methuselah with lifespan 3911 that can be used to make c/12 diagonal puffers and spaceships.
Size:6x4 | Rule:23/3 | @lifewiki
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syringe_synth
https://conwaylife.com/wiki/Syringe https://www.conwaylife.com/patterns/syringe_synth.rle
Size:247x244 | Rule:23/3
-
symmetricalsynapsepredecessor
https://conwaylife.com/wiki/Symmetrical_synapse https://www.conwaylife.com/patterns/symmetricalsynapsepredecessor.rle
Size:29x7 | Rule:23/3
-
spacenonfillerplusdiehard
https://conwaylife.com/wiki/Space_nonfiller https://www.conwaylife.com/patterns/spacenonfillerplusdiehard.rle
Size:63x57 | Rule:23/3
-
sealtagalong2
https://conwaylife.com/wiki/Seal https://www.conwaylife.com/patterns/sealtagalong2.rle
Size:88x74 | Rule:23/3
-
shiftmirroredbookend
https://conwaylife.com/wiki/Shift-mirrored_bookend https://www.conwaylife.com/patterns/shiftmirroredbookend.rle
Size:7x6 | Rule:23/3
-
syringegtoh
A fast and compact glider-to-Herschel converter. https://conwaylife.com/wiki/Syringe
Size:24x34 | Rule:23/3
-
sealtagalong1
https://conwaylife.com/wiki/Seal https://www.conwaylife.com/patterns/sealtagalong1.rle
Size:88x87 | Rule:23/3
-
swan
A diagonal period 4 c/4 spaceship that produces some useful sparks. https://www.conwaylife.com/wiki/index.php?title=Swan
Size:24x12 | Rule:23/3
-
simkinglidergun1
https://conwaylife.com/wiki/Simkin_glider_gun https://www.conwaylife.com/patterns/simkinglidergun1.rle
Size:33x21 | Rule:23/3
-
schumann
https://conwaylife.com/wiki/Composers https://www.conwaylife.com/patterns/schumann.rle
Size:6x9 | Rule:23/3
-
silversp5onsnake
https://conwaylife.com/wiki/Silver%27s_p5 https://www.conwaylife.com/patterns/silversp5onsnake.rle
Size:11x7 | Rule:23/3
-
snakesiameselongsnake
https://conwaylife.com/wiki/Snake_siamese_long_snake https://www.conwaylife.com/patterns/snakesiameselongsnake.rle
Size:3x8 | Rule:23/3
-
shiptiesnake
https://conwaylife.com/wiki/Ship_tie_snake https://www.conwaylife.com/patterns/shiptiesnake.rle
Size:7x5 | Rule:23/3
-
simkinglidergunboatbitvariant
https://conwaylife.com/wiki/Simkin_glider_gun https://www.conwaylife.com/patterns/simkinglidergunboatbitvariant.rle
Size:33x22 | Rule:23/3
-
strictlyvolatilep6
https://conwaylife.com/wiki/Statorless_p6 https://www.conwaylife.com/patterns/strictlyvolatilep6.rle
Size:20x20 | Rule:23/3
-
-
snake_synth
Glider syntheses of snakes. https://www.conwaylife.com/ref/mniemiec/glider-4.htm
Size:98x74 | Rule:23/3
-
snorkelloop_synth
A six-glider synthesis of snorkel loop https://www.conwaylife.com/wiki/index.php?title=Snorkel_loop
Size:33x17 | Rule:23/3
-
superpond
https://conwaylife.com/wiki/Super_pond https://conwaylife.com/patterns/superpond.rle
Size:8x8 | Rule:23/3
-
snakedance_synth
16-glider synthesis of snake dance https://www.conwaylife.com/forums/viewtopic.php?p=74101#p74101 https://conwaylife.com/wiki/Snake_dance https://www.conwaylife.com/patterns/snakedance_synth.rle
Size:69x47 | Rule:23/3
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-
sixls_synth
18-glider synthesis of six L's https://www.conwaylife.com/forums/viewtopic.php?p=74258#p74258 https://conwaylife.com/wiki/Six_Ls https://www.conwaylife.com/patterns/sixls_synth.rle
Size:126x61 | Rule:23/3
-
sparkcoil_synth
Glider syntheses of spark coils. https://www.conwaylife.com/ref/mniemiec/glider-4.htm
Size:75x8 | Rule:23/3
-
simkinglidergun
A true period 120 glider gun, found on April 28, 2015.
Size:33x21 | Rule:23/3 | @lifewiki
-
slowpuffer1
An orthogonal period 744 c/2 puffer that outputs a single blinker once every 744 generations.
Size:82x73 | Rule:23/3 | @lifewiki
-
snakeandtable
https://conwaylife.com/wiki/Up_snake_on_table https://conwaylife.com/patterns/snakeandtable.rle
Size:7x4 | Rule:23/3
-
sprayer
https://conwaylife.com/wiki/Sprayer https://www.conwaylife.com/patterns/sprayer.rle
Size:80x178 | Rule:23/3
-
snacker_synth
Glider synthesis of snacker. https://www.conwaylife.com/ref/mniemiec/objname.htm#S
Size:150x137 | Rule:23/3
-
scorbiesplitter
https://conwaylife.com/wiki/Scorbie_Splitter https://www.conwaylife.com/patterns/scorbiesplitter.rle
Size:58x29 | Rule:23/3
-
shillelaghsiamesesnake
https://conwaylife.com/wiki/Shillelagh_siamese_snake https://conwaylife.com/patterns/shillelaghsiamesesnake.rle
Size:3x8 | Rule:23/3
-
spiral
A 20-cell still life consisting of a tub with four tails. https://www.conwaylife.com/wiki/index.php?title=Spiral
Size:7x7 | Rule:23/3
-
smalllake
A 20-cell still life. https://www.conwaylife.com/wiki/index.php?title=Small_lake
Size:9x9 | Rule:23/3
-
sawtooth201
slightly smaller pop-201 sawtooth https://conwaylife.com/wiki/Sawtooth_201 Population 201 at T=0, 1840, 88320, 4152880, 195187200, 9173800240, 431168613120, etc. -- asymptotically approaching (from above) an expansion factor of 47 https://conwaylife.com/forums/viewtopic.php?f=2&t=1590#p18778
Size:55x79 | Rule:23/3
-
snake
A common 6-cell still life. https://www.conwaylife.com/wiki/index.php?title=Snake
Size:4x2 | Rule:23/3
-
stilllifepiseeds
https://conwaylife.com/wiki/Seed https://www.conwaylife.com/patterns/stilllifepiseeds.rle
Size:44x8 | Rule:23/3
-
sidewalk
A 14-cell still life. https://www.conwaylife.com/wiki/index.php?title=Sidewalk
Size:6x5 | Rule:23/3
-
sawtooth1846
A sawtooth with expansion factor 25 that was found on August 26, 1992.
Size:370x118 | Rule:23/3 | @lifewiki
-
swminus2t21
SW-2T21 The beehive variant of a common Herschel-to-glider converter that allows a Herschel's first natural glider to escape https://www.conwaylife.com/wiki/SW-2 https://www.conwaylife.com/patterns/swminus2t21.rle
Size:13x8 | Rule:23/3
-
sawtooth262
A sawtooth created on July 9, 2005 with a minimum repeating population of 262 https://www.conwaylife.com/wiki/index.php?title=Sawtooth_260
Size:223x161 | Rule:23/3
-
shiponquadpole
A period 2 oscillator made up of a ship diagonally touching a quadpole.
Size:10x10 | Rule:23/3 | @lifewiki
-
soba
https://conwaylife.com/wiki/Soba https://www.conwaylife.com/patterns/soba.rle
Size:31x40 | Rule:23/3
-
snarkbreaker
https://conwaylife.com/wiki/Snarkbreaker https://conwaylife.com/patterns/snarkbreaker.rle
Size:819x907 | Rule:23/3
-
smallerp50gun
https://conwaylife.com/wiki/Period-50_glider_gun https://www.conwaylife.com/patterns/smallerp50gun.rle
Size:56x33 | Rule:23/3
-
snakesiameseverylongsnake
https://conwaylife.com/wiki/Snake_siamese_very_long_snake https://conwaylife.com/patterns/snakesiameseverylongsnake.rle
Size:4x9 | Rule:23/3
-
switchengine_synth
3-glider synthesis of an unstabilized switch engine https://www.conwaylife.com/patterns/switchengine_synth.rle
Size:14x8 | Rule:23/3 | @lifewiki
-
shortkeys_synth
6-glider synthesis of short keys https://conwaylife.com/wiki/Short_keys https://conwaylife.com/forums/viewtopic.php?p=12616#p12600
Size:37x8 | Rule:23/3
-
smallp120hwssgun
https://conwaylife.com/wiki/Kok%27s_galaxy https://www.conwaylife.com/patterns/smallp120hwssgun.rle
Size:72x56 | Rule:23/3
-
stairstephexominogenerator
https://conwaylife.com/wiki/Lumps_of_muck https://www.conwaylife.com/patterns/stairstephexominogenerator.rle
Size:4x3 | Rule:23/3
-
switchenginechannel
Stable conduit for a c/12 switch engine https://conwaylife.com/wiki/Switch_engine_channel https://conwaylife.com/patterns/switchenginechannel.rle
Size:56x56 | Rule:23/3
-
-
sealtagalong0
https://conwaylife.com/wiki/Seal https://www.conwaylife.com/patterns/sealtagalong0.rle https://conwaylife.com/wiki/Seal https://www.conwaylife.com/patterns/sealtagalong0.rle
Size:55x55 | Rule:23/3
-
symmetricscorpion
A 16-cell still life. https://www.conwaylife.com/wiki/index.php?title=Symmetric_scorpion
Size:7x5 | Rule:23/3
-
-
shillelagh_synth
Glider syntheses of shillelaghs. https://www.conwaylife.com/ref/mniemiec/glider-4.htm
Size:154x118 | Rule:23/3
-
schickengine_synth
Glider synthesis of Schick engine. https://www.conwaylife.com/ref/mniemiec/objname.htm#S
Size:126x76 | Rule:23/3
-
snorkelloop
A 12-cell still life. https://www.conwaylife.com/wiki/index.php?title=Snorkel_loop
Size:6x5 | Rule:23/3
-
sparkingeaters
https://conwaylife.com/wiki/Sparking_eater https://www.conwaylife.com/patterns/sparkingeaters.rle
Size:56x16 | Rule:23/3
-
slr487
A stable glider reflector with a repeat time of 487, discovered on April 12, 2009. https://conwaylife.com/wiki/487-tick_reflector
Size:134x95 | Rule:23/3
-
sidecargun
A true period 60 sidecar gun that was created on March 7, 2000.
Size:213x142 | Rule:23/3 | @lifewiki
-
spartangtoh
https://conwaylife.com/wiki/Silver_G-to-H https://conwaylife.com/patterns/spartangtoh.rle
Size:95x159 | Rule:23/3
-
sawmillpart2
https://conwaylife.com/wiki/Sawmill https://www.conwaylife.com/patterns/sawmillpart2.rle
Size:248x93 | Rule:23/3
-
sawmillexample
https://conwaylife.com/wiki/Sawmill https://www.conwaylife.com/patterns/sawmillexample.rle
Size:481x414 | Rule:23/3
-
smalllakevariants
Two variants of the Small lake. https://conwaylife.com/wiki/Small_lake
Size:21x9 | Rule:23/3
-
scholar
https://conwaylife.com/wiki/Scholar https://www.conwaylife.com/patterns/scholar.rle
Size:23x81 | Rule:23/3
-
shiponsnake
https://conwaylife.com/wiki/Ship_tie_snake https://conwaylife.com/patterns/shiponsnake.rle
Size:7x5 | Rule:23/3
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scorpion_synth
Glider syntheses of scorpion https://www.conwaylife.com/wiki/index.php?title=Scorpion
Size:35x47 | Rule:23/3
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slowpuffer2
An orthogonal period 240 c/2 puffer that moves fast but creates relatively little debris.
Size:22x21 | Rule:23/3 | @lifewiki
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sesquihat
A 13-cell still life that is roughly halfway between a hat and twin hat. https://www.conwaylife.com/wiki/index.php?title=Sesquihat
Size:7x5 | Rule:23/3
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swanboatstretcher
A boatstretcher based on Tim Coe's swan, found on February 20, 1996 https://www.conwaylife.com/wiki/index.php?title=Swan
Size:24x15 | Rule:23/3
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sawtooth362
A diagonal sawtooth with minimum repeating population 362 that was found on August 29, 1992.
Size:168x306 | Rule:23/3 | @lifewiki
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shortkeyandskewedpole
https://conwaylife.com/wiki/Short_key_and_skewed_pole https://www.conwaylife.com/patterns/shortkeyandskewedpole.rle
Size:12x6 | Rule:23/3
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sawtooth633
A sawtooth pattern found on May 15, 1992. It has a minimum repeating population of 633.
Size:272x69 | Rule:23/3 | @lifewiki
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sawtooth260
The smallest sawtooth in terms of its minimum repeating population of 260 discovered on March 19, 2010 https://www.conwaylife.com/wiki/index.php?title=Sawtooth_260
Size:154x100 | Rule:23/3
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snakebridgesnake
A 12-cell still life composed of two diagonally-touching snakes. https://www.conwaylife.com/wiki/index.php?title=Snake_bridge_snake
Size:6x6 | Rule:23/3
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superfountain
A period 4 sparker with a lone spark separated from the rest of the oscillator by two full rows of dead cells.
Size:46x25 | Rule:23/3 | @lifewiki
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shiponbipole
https://conwaylife.com/wiki/Ship_on_bipole https://conwaylife.com/patterns/shiponbipole.rle
Size:8x8 | Rule:23/3
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skewedquad_synth
8-glider synthesis of skewed quad https://conwaylife.com/wiki/Skewed_quad https://conwaylife.com/forums/viewtopic.php?p=15718#p15718
Size:30x15 | Rule:23/3
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silversp5_synth
Glider syntheses of Silver's p5 https://www.conwaylife.com/wiki/index.php?title=Silver%27s_p5
Size:74x111 | Rule:23/3
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shipontripole
https://conwaylife.com/wiki/Tripole_tie_ship https://conwaylife.com/patterns/shipontripole.rle
Size:9x9 | Rule:23/3
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sealtagalong
Seal tagalong discovered 22 September 2005 https://www.conwaylife.com/wiki/Seal https://www.conwaylife.com/patterns/sealtagalong.rle
Size:55x55 | Rule:23/3
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skewrbees
https://conwaylife.com/wiki/Skew_R-bees https://conwaylife.com/patterns/skewrbees.rle
Size:7x6 | Rule:23/3
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shiftbookendandbun
https://conwaylife.com/wiki/Shift-bookend_and_bun https://www.conwaylife.com/patterns/shiftbookendandbun.rle
Size:7x6 | Rule:23/3
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sesquihat_synth
Glider syntheses of sesquihat https://www.conwaylife.com/wiki/index.php?title=Sesquihat
Size:111x103 | Rule:23/3
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strictlyvolatilep4
https://conwaylife.com/wiki/Strictly_volatile_p4 https://www.conwaylife.com/patterns/strictlyvolatilep4.rle
Size:68x68 | Rule:23/3
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silvergtohplusf166
https://conwaylife.com/wiki/Silver_G-to-H https://www.conwaylife.com/patterns/silvergtohplusf166.rle
Size:125x102 | Rule:23/3
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sphere
https://conwaylife.com/wiki/Bounded_grids https://conwaylife.com/patterns/sphere.rle
Size:100x100 | Rule:23/3
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snakesiamesesnake
A 10-cell still life composed of two snakes. https://www.conwaylife.com/wiki/index.php?title=Snake_siamese_snake
Size:7x2 | Rule:23/3
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sawtooth562
An orthogonal sawtooth with expansion factor 6. It was found on August 14, 1992.
Size:114x74 | Rule:23/3 | @lifewiki
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semicenark42tickrecovery
https://conwaylife.com/wiki/Semi-cenark https://www.conwaylife.com/patterns/semicenark42tickrecovery.rle
Size:37x37 | Rule:23/3
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smallerp61gun
A period-61 glider gun discovered in April 2016. https://www.conwaylife.com/wiki/Period-61_glider_gun
Size:204x185 | Rule:23/3
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sawmillpart1
https://conwaylife.com/wiki/Sawmill https://www.conwaylife.com/patterns/sawmillpart1.rle
Size:199x180 | Rule:23/3
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snackersjostlingtwoblocks
https://conwaylife.com/wiki/Pentadecathlons_jostling_two_blocks https://www.conwaylife.com/patterns/snackersjostlingtwoblocks.rle
Size:22x24 | Rule:23/3
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signalelbow
https://conwaylife.com/wiki/Signal_elbow https://www.conwaylife.com/patterns/signalelbow.rle
Size:34x44 | Rule:23/3
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smallersombreros
https://conwaylife.com/wiki/Sombreros https://www.conwaylife.com/patterns/smallersombreros.rle
Size:15x11 | Rule:23/3
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sidewinder
https://conwaylife.com/wiki/Sidewinder https://www.conwaylife.com/patterns/sidewinder.rle
Size:18x12 | Rule:23/3
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shiponbipole_synth
Glider syntheses of ship on bipole https://www.conwaylife.com/wiki/index.php?title=Ship_on_bipole
Size:159x134 | Rule:23/3
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sawtooth269
A sawtooth created on July 7, 2005 that has a minimum repeating population of 269.
Size:151x107 | Rule:23/3 | @lifewiki
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snakewithfeather
A small 11-bit still life. https://conwaylife.com/wiki/Snake_with_feather
Size:7x4 | Rule:23/3
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superloaf
https://conwaylife.com/wiki/Super_loaf https://conwaylife.com/patterns/superloaf.rle
Size:7x7 | Rule:23/3
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swminus2
https://conwaylife.com/wiki/SW-2 https://www.conwaylife.com/patterns/swminus2.rle
Size:42x44 | Rule:23/3
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semisnark
A Spartan conduit, reflecting every other glider, found in July 2013.
Size:19x19 | Rule:23/3
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spaghettimonster
The first 3c/7 orthogonal spaceship to be discovered. https://conwaylife.com/wiki/Spaghetti_monster
Size:27x137 | Rule:23/3
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stairstephexomino
One of 35 hexominoes. It is a predecessor of the blockade.
Size:4x3 | Rule:23/3 | @lifewiki
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speedbooster
https://conwaylife.com/wiki/Speed_booster https://www.conwaylife.com/patterns/speedbooster.rle
Size:64x23 | Rule:23/3
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snakewithfeather_synth
5-glider synthesis for snake with feather / 11.45 https://conwaylife.com/wiki/Snake_with_feather https://conwaylife.com/patterns/snakewithfeather_synth.rle https://conwaylife.com/forums/viewtopic.php?f=2&t=3267#p56602
Size:30x30 | Rule:23/3
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syringe
https://conwaylife.com/wiki/Syringe https://www.conwaylife.com/patterns/syringe.rle
Size:41x36 | Rule:23/3
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sirrobin
The first elementary knightship to be found in Conway's Game of Life. https://conwaylife.com/wiki/Sir_Robin
Size:31x79 | Rule:23/3
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smallernewshuttle
The second period 28 oscillator to be found https://www.conwaylife.com/wiki/index.php?title=Newshuttle
Size:35x20 | Rule:23/3