Merzenich's p64

	Merzenich's p64
	<a href="/wiki/File:Merzenichsp64.png" class="image" title="Merzenich's p64 image"><img alt="Merzenich's p64 image" src="/w/images/2/25/Merzenichsp64.png" decoding="async" width="392" height="392" /></a>
	<a href="/wiki/File:Merzenichsp64.png" class="image" title="Merzenich's p64 image"><img alt="Merzenich's p64 image" src="/w/images/2/25/Merzenichsp64.png" decoding="async" width="392" height="392" /></a>
	View static image
Pattern type	Oscillator
Number of cells	34
Bounding box	21 × 21
Period	64
Mod	Unknown
Heat	20.75
Volatility	0.97
Strict volatility	Unknown
Discovered by	Unknown
Year of discovery	Unknown
Rules
Outer-totalistic rules	B3/S23 – B38/S238
# of rules	22 = 4
Glider synthesis
Fewest gliders	20†
	†Can be constructed with 15 gliders using the reverse caber tosser universal constructor.
Pattern files
RLE	raw RLE code

Merzenich's p64, aka 4 blocks hassling 2 beehives and 2 R-pentominoes,^[1] is the smallest known period-64 oscillator.

Two copies of this oscillator are seen in pre-pulsar shuttle 64.

References