A153001 Rows of A152980 when written as a triangle converge to this sequence.

4, 7, 9, 10, 15, 22, 21, 14, 15, 23, 28, 35, 52, 64, 49, 22, 15, 23, 28, 35, 52, 65, 56, 43, 53, 74, 91, 122, 168, 176, 113, 38, 15, 23, 28, 35, 52, 65, 56, 43, 53, 74, 91, 122, 168, 177, 120, 59, 53, 74, 91, 122, 169, 186, 155, 139, 180, 239, 304, 412, 512, 464, 257, 70, 15

Offset: 0

Author

Omar E. Pol, Dec 16 2008, Dec 21 2008

Keywords

• nonn

Links

• David Applegate, Omar E. Pol and N. J. A. Sloane, The Toothpick Sequence and Other Sequences from Cellular Automata, Congressus Numerantium, Vol. 206 (2010), 157-191. [There is a typo in Theorem 6: (13) should read u(n) = 4.3^(wt(n-1)-1) for n >= 2.]
• N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS

Crossrefs

Cf. A139250, A139251, A152968, A152978, A152980, A153006.

Extensions

Edited by N. J. A. Sloane, Jun 07 2009, Jul 18 2009