Pre-beehive

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Pre-beehive
x = 3, y = 2, rule = B3/S23 3o$3o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]]
Pattern type Miscellaneous
Number of cells 6
Bounding box 3 × 2
Static symmetry D4_+2
Discovered by John Conway
Year of discovery 1969

Pre-beehive is a common 6-cell parent of the beehive. It can be destroyed by an eater 1 in a reaction that is the basis of the dinner table oscillator and the buckaroo.

Three of the five tetrominoes form a pre-beehive, as do five other 4-cell patterns.

See also