A160734 - OEIS

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A160734

a(n) = (A160158(n+2)-4)/4.

1

0, 1, 3, 5, 6, 8, 11, 13, 15, 19, 25, 30, 33, 38, 43, 45, 47, 51

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,3

LINKS

Table of n, a(n) for n=0..17.

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. A139250, A153000, A160158, A160162, A160735.

Sequence in context: A279933 A327206 A212439 * A121501 A327218 A062832

Adjacent sequences: A160731 A160732 A160733 * A160735 A160736 A160737

KEYWORD

more,nonn

AUTHOR

Omar E. Pol, Jun 10 2009

STATUS

approved