A169780 Total number of ON cells after n-th stage in one-sixth slice of hexagonal CA defined in A151723 (including both boundaries).

0, 1, 3, 5, 9, 11, 15, 21, 29, 31, 35, 41, 51, 61, 69, 83, 99, 101, 105, 111, 121, 131, 141, 159, 185, 203, 211, 225, 249, 277, 297, 329, 361, 363, 367, 373, 383, 393, 403, 421, 447, 465, 475, 493, 523, 561, 595, 637, 695, 729, 737, 751, 775, 803, 831, 875, 943, 1003, 1031

Offset

0,3

Comments

Partial sums of A170905.

Links

N. J. A. Sloane, Table of n, a(n) for n = 0..1025

N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS

Index entries for sequences related to cellular automata

Formula

a(n) = n + (A151723(n) - 1)/6, n >= 1. - Omar E. Pol, Mar 06 2013

Crossrefs

Cf. A151723, A169779, A169781.

Sequence in context: A233764 A233780 A233970 * A233760 A244780 A024903

Adjacent sequences: A169777 A169778 A169779 * A169781 A169782 A169783

Keyword

nonn

Author

N. J. A. Sloane, May 11 2010

Status

approved