A170885 First differences of A170884.

0, 3, 4, 8, 12, 12, 12, 16, 32, 56, 68, 40, 20, 16, 32, 56, 80, 88, 104, 152, 256, 376, 388, 164, 64, 24, 40, 56, 80, 88, 104, 152, 256, 376, 424, 296, 256, 272, 416, 552

Offset: 0

Author

David Applegate, Omar E. Pol and N. J. A. Sloane, Jan 09 2010

Keywords

• nonn
• more

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

Extensions

More terms from Nathaniel Johnston, Nov 13 2010