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A161423 Primes in A161420. 3
3, 5, 7, 11, 19, 31, 59, 79, 127 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..9.

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

CROSSREFS

Cf. A139253, A161420, A161421.

Sequence in context: A175196 A077858 A126116 * A133846 A323065 A225421

Adjacent sequences:  A161420 A161421 A161422 * A161424 A161425 A161426

KEYWORD

more,nonn

AUTHOR

Omar E. Pol, Jun 10 2009

EXTENSIONS

Error in data corrected by D. S. McNeil, Aug 17 2010

STATUS

approved

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Last modified January 23 17:24 EST 2019. Contains 319399 sequences. (Running on oeis4.)