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, A160120.
Sequence in context: A196227 A166045 A073665 * A054598 A031160 A046959
Adjacent sequences: A160154 A160155 A160156 * A160158 A160159 A160160
more,nonn
Omar E. Pol (info(AT)polprimos.com), Jun 01 2009