29P9

	29P9
	<a href="/wiki/File:29p9.png" class="image" title="29P9 image"><img alt="29P9 image" src="/w/images/1/18/29p9.png" decoding="async" width="193" height="193" /></a>
	<a href="/wiki/File:29p9.png" class="image" title="29P9 image"><img alt="29P9 image" src="/w/images/1/18/29p9.png" decoding="async" width="193" height="193" /></a>
	View animated image
	View static image
Pattern type	Oscillator
Number of cells	29
Bounding box	10 × 10
Period	9
Mod	Unknown
Heat	3.3
Volatility	0.27
Strict volatility	Unknown
Discovered by	Dean Hickerson
Year of discovery	1997
Rules
Outer-totalistic rules	B3/S23 – B38/S023678
# of rules	25 = 32
Pattern files
Plaintext	29p9.cells
RLE	29p9.rle

29P9 is an unnamed period 9 billiard table oscillator discovered by Dean Hickerson in April 1997. In terms of its 29 cells, it is the smallest known period 9 oscillator.^[1]

References