A255478 The subsequence A255477(2^n-1).

1, 80, 624, 16480, 221888, 4245888, 66759424, 1158095360, 18967114752, 318729757696, 5260906022912, 87309457787904, 1439402906245120, 23729936541559808, 389928297670440960, 6398667538798480384, 104773970517568231424, 1712967144350639066112, 27958316901583753934848

Offset

0,2

Links

Table of n, a(n) for n=0..18.

Shalosh B. Ekhad, Details about A255477 and A255478

Shalosh B. Ekhad, N. J. A. Sloane, and Doron Zeilberger, A Meta-Algorithm for Creating Fast Algorithms for Counting ON Cells in Odd-Rule Cellular Automata, arXiv:1503.01796, 2015; see also the Accompanying Maple Package.

Shalosh B. Ekhad, N. J. A. Sloane, and Doron Zeilberger, Odd-Rule Cellular Automata on the Square Grid, arXiv:1503.04249, 2015.

N. J. A. Sloane, On the No. of ON Cells in Cellular Automata, Video of talk in Doron Zeilberger's Experimental Math Seminar at Rutgers University, Feb. 05 2015: Part 1, Part 2

N. J. A. Sloane, On the Number of ON Cells in Cellular Automata, arXiv:1503.01168, 2015

Index entries for sequences related to cellular automata

Formula

For g.f. see Ekhad link.

Crossrefs

Cf. A255477.

Sequence in context: A107624 A068782 A342188 * A204342 A235090 A211693

Adjacent sequences: A255475 A255476 A255477 * A255479 A255480 A255481

Keyword

nonn

Author

Doron Zeilberger, Feb 26 2015

Status

approved