Eater/block frob

	Eater/block frob
	<a href="/wiki/File:Eaterblockfrob.png" class="image" title="Eater/block frob image"><img alt="Eater/block frob image" src="/w/images/1/1d/Eaterblockfrob.png" decoding="async" width="193" height="193" /></a>
	<a href="/wiki/File:Eaterblockfrob.png" class="image" title="Eater/block frob image"><img alt="Eater/block frob image" src="/w/images/1/1d/Eaterblockfrob.png" decoding="async" width="193" height="193" /></a>
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Pattern type	Oscillator
Number of cells	20
Bounding box	10 × 10
Period	4 (mod: Unknown)
Heat	8.5
Volatility	0.55 \| Unknown
Kinetic symmetry	Unspecified
Discovered by	David Buckingham
Year of discovery	Unknown
Glider synthesis
Fewest gliders	12
Uploaded synthesis RLE	eaterblockfrob_synth.rle
Pattern files
Plaintext	eaterblockfrob.cells
RLE	eaterblockfrob.rle

Eater/block frob is a period 4 oscillator found by David Buckingham in 1976 or earlier. It is composed of an eater 1, a block, and what is roughly a hook with tail.

External links