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A172306 a(n) = A172304(n)/2. 6
0, 1, 3, 7, 11, 15, 23, 31, 35, 43, 55, 67, 83, 95 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..13.

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

Cf. A139250, A172304, A172305, A172307, A172308, A172309, A172310, A172311, A172312, A172313.

Sequence in context: A095100 A036994 A243115 * A112714 A231348 A194444

Adjacent sequences:  A172303 A172304 A172305 * A172307 A172308 A172309

KEYWORD

more,nonn

AUTHOR

Omar E. Pol, Feb 06 2010

STATUS

approved

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Last modified August 30 07:55 EDT 2015. Contains 261200 sequences.