Long snake siamese long snake: Difference between revisions
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all 12-bit still lifes found in Lifeline Volume 10; overall frequency not unknown |
m link webpage instead of direct download, merge short sections, formatting |
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|pentadecathlonid = 12.36 | |pentadecathlonid = 12.36 | ||
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The '''long snake siamese long snake''' is a {{slcells|12}} | The '''long snake siamese long snake''' is a {{slcells|12|text=12-cell}} [[still life]]. | ||
Among the 121 still lifes with 12 cells, this is the 111th [[List of common still lifes|most common]] (i.e. 11th rarest) still life according to [[Catagolue]]. | |||
Among the 121 still lifes with 12 cells, this is the 111th most common (i.e. 11th rarest) still life according to [[Catagolue]]. | |||
A {{gliders|6}} [[Glider synthesis|synthesis]] of this still life was found in March {{year|2021}}.<ref name="message821126391210573895" /> | |||
A {{gliders|6}} [[synthesis]] of this still life was found in March {{year|2021}}.<ref name="message821126391210573895" /> | |||
== References == | == References == | ||
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== External links == | == External links == | ||
{{LinkCatagolue|xs12_0ol3zca1}} | * {{LinkCatagolue|xs12_0ol3zca1}} | ||
{{LinkNiemiec|12 | * {{LinkNiemiec|p1-12.htm|patternname=The 121 twelve-bit still-lifes}} (12.74) | ||
{{LinkPentadecathlonObject|12.36}} | * {{LinkPentadecathlonObject|12.36}} | ||
{{Symmetry|180degree}} | {{Symmetry|180degree}} | ||
__NOTOC__ | __NOTOC__ | ||
Revision as of 13:45, 28 July 2022
| Long snake siamese long snake | |||||||||
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| Pattern type | Strict still life | ||||||||
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| Number of cells | 12 | ||||||||
| Bounding box | 9 × 4 | ||||||||
| Frequency class | 34.4 | ||||||||
| Static symmetry | Unspecified | ||||||||
| Discovered by | Robert Wainwright Everett Boyer | ||||||||
| Year of discovery | 1973 | ||||||||
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The long snake siamese long snake is a 12-cell still life.
Among the 121 still lifes with 12 cells, this is the 111th most common (i.e. 11th rarest) still life according to Catagolue.
A 6-glider synthesis of this still life was found in March 2021.[1]
References
- ↑ goldenratio (March 15, 2021). Message in #cgol on the Conwaylife Lounge Discord server
External links
- Long snake siamese long snake at Adam P. Goucher's Catagolue
- The 121 twelve-bit still-lifes at Mark D. Niemiec's Life Page (12.74)
- 12.36 at Heinrich Koenig's Game of Life Object Catalogs
Categories:
- Patterns
- Patterns with Catagolue frequency class 34
- Natural periodic objects
- Periodic objects with minimum population 12
- Patterns with 12 cells
- Patterns found by Robert Wainwright
- Patterns found by Everett Boyer
- Patterns found in 1973
- Patterns that can be constructed with 6 gliders
- Still lifes
- Strict still lifes
- Strict still lifes with 12 cells
- Patterns with 180-degree rotation symmetry