Fountain

	Fountain
	<a href="/wiki/File:Fountain.png" class="image" title="Fountain image"><img alt="Fountain image" src="/w/images/8/89/Fountain.png" decoding="async" width="169" height="137" /></a>
	<a href="/wiki/File:Fountain.png" class="image" title="Fountain image"><img alt="Fountain image" src="/w/images/8/89/Fountain.png" decoding="async" width="169" height="137" /></a>
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Pattern type	Oscillator
Number of cells	63
Bounding box	19 × 15
Period	4
Mod	Unknown
Heat	38
Volatility	0.68
Strict volatility	Unknown
Discovered by	Dean Hickerson
Year of discovery	1994
Rules
Outer-totalistic rules	B3/S23 – B38/S238
# of rules	22 = 4
Pattern files
Plaintext	fountain.cells
RLE	fountain.rle

Fountain is a period 4 oscillator that was found in November 1994 by Dean Hickerson and named by Bill Gosper.

External links