Shillelagh

	Shillelagh
	<a href="/wiki/File:Shillelagh.png" class="image" title="Shillelagh image"><img alt="Shillelagh image" src="/w/images/1/1f/Shillelagh.png" decoding="async" width="114" height="82" /></a>
	<a href="/wiki/File:Shillelagh.png" class="image" title="Shillelagh image"><img alt="Shillelagh image" src="/w/images/1/1f/Shillelagh.png" decoding="async" width="114" height="82" /></a>
	View static image
Pattern type	Strict still life
Number of cells	8
Bounding box	5 × 3
Static symmetry	Unspecified
Discovered by	Charles Corderman
Year of discovery	1971
Rules
Outer-totalistic rules	B/S23 – B3678/S012345678
# of rules	211 = 2048
Glider synthesis
Fewest gliders	4
Uploaded synthesis RLE	shillelagh_synth.rle
Pattern files
Plaintext	shillelagh.cells
RLE	shillelagh.rle

Shillelagh is an 8-cell still life discovered by Charles Corderman and Hugh Thompson in 1971.^[1]^[2] It is the eighteenth most common still life, being less common than long ship but more common than integral sign.^[3]

References

↑ Dean Hickerson's oscillator stamp collection. Retrieved on June 18, 2009.
↑ Robert Wainwright (June 1971). "Lifeline Volume 2".
↑ Achim Flammenkamp (September 7, 2004). "Most seen natural occurring ash objects in Game of Life". Retrieved on January 15, 2009.