A255298 Number of ON cells after n generations of the odd-rule cellular automaton defined by OddRule 143 when started with a single ON cell.

1, 4, 4, 16, 4, 16, 16, 58, 4, 16, 16, 64, 16, 64, 58, 204, 4, 16, 16, 64, 16, 64, 64, 232, 16, 64, 64, 256, 58, 232, 204, 714, 4, 16, 16, 64, 16, 64, 64, 232, 16, 64, 64, 256, 64, 256, 232, 816, 16, 64, 64, 256, 64, 256, 256, 928, 58, 232, 232, 928, 204

Offset

0,2

Links

JungHwan Min, Table of n, a(n) for n = 0..10000

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 [math.CO], 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 [math.CO], 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 [math.CO], 2015.

Index entries for sequences related to cellular automata

Mathematica

A255298[n_] := Total[CellularAutomaton[{10, {2, {{0, 0, 1}, {1, 0, 0}, {0, 1, 1}}}, {1, 1}}, {{{1}}, 0}, {{{n}}}], 2]; Array[A255298, 61, 0] (* JungHwan Min, Sep 29 2016 *)
A255298L[n_] := Total[#, 2] & /@ CellularAutomaton[{10, {2, {{0, 0, 1}, {1, 0, 0}, {0, 1, 1}}}, {1, 1}}, {{{1}}, 0}, n]; A255298L[60] (* JungHwan Min, Sep 29 2016 *)

Crossrefs

Run length transform of A255299.

Sequence in context: A165825 A056959 A255300 * A255302 A102376 A217954

Adjacent sequences: A255295 A255296 A255297 * A255299 A255300 A255301

Keyword

nonn

Author

N. J. A. Sloane and Doron Zeilberger, Feb 23 2015

Status

approved