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A170848 G.f.: Prod_{k >= 1} (1 + 3x^(2^k-1) + 2x^(2^k)). 0
1, 3, 2, 3, 11, 12, 4, 3, 11, 12, 13, 39, 58, 36, 8, 3, 11, 12, 13, 39, 58, 36, 17, 39, 58, 63, 143, 252, 224, 96, 16, 3, 11, 12, 13, 39, 58, 36, 17, 39, 58, 63, 143, 252, 224, 96, 25, 39, 58, 63, 143, 252, 224, 123, 151, 252, 305, 555, 1042, 1176, 736, 240, 32, 3, 11, 12, 13 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..66.

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

CROSSREFS

Sequence in context: A292024 A290093 A186102 * A078017 A169816 A291739

Adjacent sequences:  A170845 A170846 A170847 * A170849 A170850 A170851

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jan 02 2010

STATUS

approved

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Last modified October 19 22:00 EDT 2018. Contains 316378 sequences. (Running on oeis4.)