Difference between revisions of "List of one-glider seeds"
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| [https://www.conwaylife.com/forums/viewtopic.php?p=102465#p102465 August 2020] (not a clean seed | | [https://www.conwaylife.com/forums/viewtopic.php?p=102465#p102465 August 2020] (not a clean seed: builds extra glider intended to react with a c/3 wick-burning fuse in a way that will cleanly destroy the crab with no output gliders and can be used to produce an [[elbow]] block at arbitrary distances; leaves some ash behind) | ||
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| [[crab]] double wickstretcher | | [[crab]] double wickstretcher | ||
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| [https://www.conwaylife.com/forums/viewtopic.php?p=102506#p102506 August 2020] (not a clean seed | | [https://www.conwaylife.com/forums/viewtopic.php?p=102506#p102506 August 2020] (not a clean seed: builds extra gliders intended to react with a c/3 wick-burning fuse in a way that will cleanly destroy the crab with no output gliders and can be used to produce an elbow block at arbitrary distances, leaves some ash behind; the northwest wick can be burnt without destroying the southeast wick or the crab, leaving behind a secondary elbow block) | ||
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| [[Gosper glider gun]] | | [[Gosper glider gun]] | ||
Revision as of 20:45, 28 September 2020
The following table displays all known 1G seeds -- constellations of stationary objects that metamorphose into a desired target object when a single glider collides with them on the correct lane.
| Pattern name | Bounding box | Number of objects | Population | Earliest known | ||
|---|---|---|---|---|---|---|
| Spaceships | ||||||
| LWSS | 15×9 | 3 | 14 | before July 2006, Golly's Patterns/Life/Breeders/switch-engine-breeder-MR.rle | ||
| MWSS | 8×8 | 3 | 12 | August 2013? | ||
| HWSS | 14×14 | 4 | 21 | June 2013 (?) | ||
| loafer | 46×45 | 14 | 84 | February 2013 original version, March 2015 smaller version | ||
| 3-engine Cordership | 63×67 | 18 | 91 | March 2015 | ||
| 2-engine Cordership | 48×55 | 15 | 71 | January 2018 | ||
| 58P5H1V1 | 1296×1352 | ~800 | 4727 | July 2020 | ||
| Growing objects | ||||||
| Mitchell Riley's switch engine breeder, 2006? | 221×173 | 80 | 330 | Golly's Patterns/Life/Breeders/switch-engine-breeder-MR.rle | ||
| crab wickstretcher | 70×96 | 42 | 262 | August 2020 (not a clean seed: builds extra glider intended to react with a c/3 wick-burning fuse in a way that will cleanly destroy the crab with no output gliders and can be used to produce an elbow block at arbitrary distances; leaves some ash behind) | ||
| crab double wickstretcher | 96×94 | 60 | 355 | August 2020 (not a clean seed: builds extra gliders intended to react with a c/3 wick-burning fuse in a way that will cleanly destroy the crab with no output gliders and can be used to produce an elbow block at arbitrary distances, leaves some ash behind; the northwest wick can be burnt without destroying the southeast wick or the crab, leaving behind a secondary elbow block) | ||
| Gosper glider gun | 45×31 | 9 | 51 | https://www.conwaylife.com/forums/viewtopic.php?p=71963#p71963 | ||
| space rake | 99×96 | 59 | 294 | July 2020 | ||
| space backrake | 113×108 | 51 | 263 | August 2020 | ||
| Stationary objects | ||||||
| star | 275×275 | 193 | 772 | August 2004, Golly's Patterns/Life/Syntheses/blockic-and-blockish-seeds.rle | ||
| eater2 variant | 191×197 | 147 | 606 | August 2004, Golly's Patterns/Life/Syntheses/blockic-and-blockish-seeds.rle | ||
| p256 oscillator | 80×63 | 41 | 164 | August 2004, Golly's Patterns/Life/Syntheses/blockic-and-blockish-seeds.rle (incomplete, 10 gliders) | ||