0,2
David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata
N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS
Cf. A139250, A161330, A161334, A161335.
Sequence in context: A031101 A069541 A062768 * A002688 A083212 A120572
Adjacent sequences: A161330 A161331 A161332 * A161334 A161335 A161336
more,nonn
Omar E. Pol (info(AT)polprimos.com), Jun 09 2009