A178880 Period of the oscillator resulting from an n X n square of ON cells in the life-like cellular automaton given by the rule-string B45678/S2345.

1, 1, 2, 2, 3, 5, 7, 7, 10, 17, 17, 48, 56, 31, 58, 57, 518, 677, 674, 5160

Offset

1,3

Links

Table of n, a(n) for n=1..20.

Example

Using the rulestring B45678/S2345, a 7 X 7 square of ON cells becomes a period 7 oscillator after 2 generations, so a(7)=7.

Crossrefs

Sequence in context: A035428 A177851 A245935 * A079953 A133393 A126881

Adjacent sequences: A178877 A178878 A178879 * A178881 A178882 A178883

Keyword

nonn

Author

Ben Branman, Jun 20 2010

Status

approved