1,5

Table of n, a(n) for n=1..62.

LifeWiki, One cell thick pattern

Eric Weisstein's World of Mathematics, Life

After a single unique pattern consisting of a solid 3 by 8-cell block, the sequence of patterns following a 10-cell straight line becomes a cyclical process of repeating patterns. Therefore a(n) = 1 for n = 10.

Cf. A152301, A152389.

Sequence in context: A125742 A269844 A116440 * A115091 A034924 A018607

Adjacent sequences: A098717 A098718 A098719 * A098721 A098722 A098723

nonn

Axel Harvey, Sep 29 2004

a(21)-a(34) from John M. Campbell, May 05 2012

More terms and definition changed by Eric M. Schmidt, Aug 15 2012

approved