Very long claw with tail: Difference between revisions

	Very long claw with tail
	<span class="mw-default-size" typeof="mw:File"><a href="/wiki/File:Verylongclawwithtail.png" class="mw-file-description" title="Very long claw with tail image"><img alt="Very long claw with tail image" src="/w/images/f/fc/Verylongclawwithtail.png" decoding="async" width="162" height="98" class="mw-file-element"></a></span>
	<span class="mw-default-size" typeof="mw:File"><a href="/wiki/File:Verylongclawwithtail.png" class="mw-file-description" title="Very long claw with tail image"><img alt="Very long claw with tail image" src="/w/images/f/fc/Verylongclawwithtail.png" decoding="async" width="162" height="98" class="mw-file-element"></a></span>
	View static image
Pattern type	Strict still life
Number of cells	12
Bounding box	8 × 4
Frequency class	31.3
Static symmetry	n (C1)
Discovered by	Robert Wainwright; Everett Boyer
Year of discovery	1973
Rules
Outer-totalistic rules	B/S23 – B3678/S012345678
# of rules	211 = 2048
Isotropic rules	B/S2-i3nr – B2cin34-ajkn5-q678/S012345678
Glider synthesis
Fewest gliders	5
Catagolue-generated RLE	synthesis
Pattern files
Plaintext	verylongclawwithtail.cells
RLE	verylongclawwithtail.rle
Identifiers
apgcode	xs12_17842156
Niemiec ID	12.38
Pentadecathlon ID	12.24

← Older edit

Latest revision as of 16:48, 21 February 2026

The very long claw with tail is a 12-cell still life.

Construction

This still life is known to be constructible with 5 gliders.^[1] A 5-glider synthesis was found in August 2022.^[2]

x = 44, y = 36, rule = B3/S23
2bo$obo$b2o2$31bo$30bo$30b3o3$13bobo$14b2o$14bo4$36b2o3b2o$37bo2bo2bo$
37bobo2b2o$38bo2$9b2o$8bobo$10bo11$15b3o$17bo$16bo!
#C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
#C [[ HEIGHT 450 THEME Book ZOOM 10 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 58 PAUSE 2 LOOP 59 ]]

A 5G synthesis^[2]
(click above to open LifeViewer)

x = 46, y = 43, rule = B3/S23
30bo$28b2o$29b2o8$18bobo16bo$19b2o14b2o$19bo16b2o7$32bo$32bobo$32b2o$
38b2o3b2o$39bo2bo2bo$39bobo2b2o$18b3o19bo$20bo$19bo7$b2o$obo$2bo4$15b
2o$14bobo$16bo!
#C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
#C [[ HEIGHT 450 THEME Book ZOOM 10 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 24 PAUSE 1 T 71 PAUSE 2 LOOP 72 ]]

A 7G synthesis^[3]
(click above to open LifeViewer)

x = 59, y = 63, rule = B3/S23
bo$2bo$3o52bo$55bobo$55b2o6$56bobo$56b2o$57bo7$36bo$34b2o$35b2o2$38bo$
38bobo$38b2o4$8bo$6bobo$7b2o39b2o3b2o$49bo2bo2bo$49bobo2b2o$50bo4$13b
2o$12bobo$14bo13bo$27b2o$27bobo3$33b3o$33bo$34bo$11b2o$12b2o$11bo2$8b
2o$7bobo$9bo6$3o$2bo$bo!
#C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
#C [[ HEIGHT 450 THEME Book ZOOM 8 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 34 PAUSE 1 T 64 PAUSE 1 T 115 PAUSE 2 LOOP 116 ]]

A 12G synthesis^[3]
(click above to open LifeViewer)

Occurrence

See also: List of common still lifes

Among the 121 still lifes with 12 cells, this is the 79th most common still life according to Catagolue.

There are no collisions in octohash, octo3obj or octo3g databases with this still life occurring in the ash.

References

↑ xs12_17842156 at Adam P. Goucher's Catagolue
↑ ^2.0 ^2.1 shinjuku (#2930202219) (August 24, 2022). Job triggered by Adam P. Goucher at GitLab Catagolue project.
↑ ^3.0 ^3.1 The 121 twelve-bit still-lifes at Mark D. Niemiec's Life Page (download pattern file: 12/12-38.rle)

External links

Very long claw with tail at Adam P. Goucher's Catagolue
12.24 at Heinrich Koenig's Game of Life Object Catalogs

[catagolue_object-1] xs12_17842156 at Adam P. Goucher's Catagolue

[j2930202219-2] 2.0 ^2.1 shinjuku (#2930202219) (August 24, 2022). Job triggered by Adam P. Goucher at GitLab Catagolue project.

[niemiec-3] 3.0 ^3.1 The 121 twelve-bit still-lifes at Mark D. Niemiec's Life Page (download pattern file: 12/12-38.rle)

[1]

[2]

[3]

@@ Line 6: / Line 6: @@
 |by               = 4
 |fc               = 31.3
-|rulespecial      = [[Conway's Game of Life|Conway Life]]
+|symmetry         = n
+|discoverer       = Robert Wainwright
+|discoverer2      = Everett Boyer
+|discoveryear     = 1973
+|rulemin          = B/S23
+|rulemax          = B3678/S012345678
+|isorulemin       = B/S2-i3nr
+|isorulemax       = B2cin34-ajkn5-q678/S012345678
+|synthesis        = 5
+|plaintext        = true
 |rle              = true
 |apgcode          = xs12_17842156
+|niemiecid        = 12.38
 |pentadecathlonid = 12.24
-}}{{stub}}
+|viewerconfig     = #C [[ ZOOM 54 ]]
-The '''very long claw with tail''' is a [[still life]] with [[:Category:Strict still lifes with 12 cells|12]] cells, and the 79th most common such still life according to [[Catagolue]].
+}}
+The '''very long claw with tail''' is a {{slcells|12|text=12-cell}} [[still life]].
-==External links==
+== Construction ==
-{{LinkPentadecathlonObject|12.24}}
+This still life is known to be [[Glider synthesis|constructible]] with 5 gliders.<ref name="catagolue_object" /> A {{gliders|5}} synthesis was found in August {{year|2022}}.<ref name="j2930202219" />
-{{LinkCatagolue|xs12_17842156}}
+{{gallery top}}
+{{gallery item|{{EmbedViewer
+|rle          = x = 44, y = 36, rule = B3/S23
+bo$obo$b2o2$31bo$30bo$30b3o3$13bobo$14b2o$14bo4$36b2o3b2o$37bo2bo2bo$
+bobo2b2o$38bo2$9b2o$8bobo$10bo11$15b3o$17bo$16bo!
+|viewerconfig = #C [[ HEIGHT 450 THEME Book ZOOM 10 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 58 PAUSE 2 LOOP 59 ]]
+|position     = center
+|caption      = A 5G synthesis<ref name="j2930202219" />
+}}}}
+{{gallery item|{{EmbedViewer
+|rle          = x = 46, y = 43, rule = B3/S23
+bo$28b2o$29b2o8$18bobo16bo$19b2o14b2o$19bo16b2o7$32bo$32bobo$32b2o$
+b2o3b2o$39bo2bo2bo$39bobo2b2o$18b3o19bo$20bo$19bo7$b2o$obo$2bo4$15b
+o$14bobo$16bo!
+|viewerconfig = #C [[ HEIGHT 450 THEME Book ZOOM 10 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 24 PAUSE 1 T 71 PAUSE 2 LOOP 72 ]]
+|position     = center
+|caption      = A 7G synthesis<ref name="niemiec" />
+|style        = width:300px;
+}}}}
+{{gallery item|{{EmbedViewer
+|rle          = x = 59, y = 63, rule = B3/S23
+bo$2bo$3o52bo$55bobo$55b2o6$56bobo$56b2o$57bo7$36bo$34b2o$35b2o2$38bo$
+bobo$38b2o4$8bo$6bobo$7b2o39b2o3b2o$49bo2bo2bo$49bobo2b2o$50bo4$13b
+o$12bobo$14bo13bo$27b2o$27bobo3$33b3o$33bo$34bo$11b2o$12b2o$11bo2$8b
+o$7bobo$9bo6$3o$2bo$bo!
+|viewerconfig = #C [[ HEIGHT 450 THEME Book ZOOM 8 X 0 Y 0 AUTOSTART GPS 12 T 0 PAUSE 1 T 20 PAUSE 3 T 34 PAUSE 1 T 64 PAUSE 1 T 115 PAUSE 2 LOOP 116 ]]
+|position     = center
+|caption      = A 12G synthesis<ref name="niemiec" />
+|style        = width:300px;
+}}}}
+{{gallery bottom}}
+== Occurrence ==
+{{related|List of common still lifes}}
+Among the 121 still lifes with 12 cells, this is the 79th most common still life according to [[Catagolue]].
+There are no [[collision]]s in [[Octohash database|octohash]], octo3obj or octo3g databases with this still life occurring in the ash.
+== References ==
+<references>
+<ref name="catagolue_object">{{LinkCatagolue|xs12_17842156|style=nobullet}}</ref>
+<ref name="niemiec">{{LinkNiemiec|p1-12.htm|The 121 twelve-bit still-lifes|rle=12/12-38.rle|nobullet=nobullet}}</ref>
+<ref name="j2930202219">{{CiteCatagolueJob|job=2930202219|date=August 24, 2022}}</ref>
+</references>
+== External links ==
+* {{LinkCatagolue|xs12_17842156}}
+* {{LinkPentadecathlonObject|id=12.24|archivedate=20221029054555}}
+__NOTOC__