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A160723 First differences of A160722. 2
1, 4, 4, 10, 4, 10, 10, 22, 4, 10, 10, 22, 10, 22, 22, 46, 4, 10, 10, 22, 10, 22, 22, 46, 10, 22, 22, 46, 22, 46, 46, 94, 4, 10, 10, 22, 10, 22, 22, 46, 10, 22, 22, 46, 22, 46, 46, 94, 10, 22, 22, 46, 22, 46, 46, 94, 22, 46, 46, 94, 46, 94, 94, 190 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

LINKS

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) = 3*A001316(n-1) - 2

CROSSREFS

Cf. A139250, A139251, A160720, A160721, A160722.

Sequence in context: A198025 A205549 A120395 * A007426 A050348 A134637

Adjacent sequences:  A160720 A160721 A160722 * A160724 A160725 A160726

KEYWORD

nonn

AUTHOR

Omar E. Pol (info(AT)polprimos.com), May 25 2009

EXTENSIONS

Formula and more terms from Max Alekseyev (maxale(AT)gmail.com), Sep 08 2011

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Last modified February 17 20:50 EST 2012. Contains 206085 sequences.