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A163312 Row sums of triangle A163311 1
1, 3, 8, 17, 34, 64, 114, 195, 325, 529, 840, 1303, 1977, 2940 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Triangle A163311 by diagonals = the infinite set of Toothpick sequences.

LINKS

Table of n, a(n) for n=1..14.

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

FORMULA

a(n) = sum of n-th row terms, triangle A163311

EXAMPLE

a(4) = 17 = (1, + 4 + 7, + 5).

CROSSREFS

A163311

Sequence in context: A165273 A002626 A029859 * A131253 A145071 A182734

Adjacent sequences:  A163309 A163310 A163311 * A163313 A163314 A163315

KEYWORD

nonn

AUTHOR

Gary W. Adamson, Jul 24 2009

STATUS

approved

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Last modified February 25 20:58 EST 2018. Contains 299656 sequences. (Running on oeis4.)