Voozh

A262866

Decimal representation of the n-th iteration of the "Rule 153" elementary cellular automaton starting with a single ON (black) cell.

1, 1, 11, 7, 239, 415, 2751, 127, 65279, 129535, 781311, 493567, 15659007, 26845183, 178962431, 32767, 4294901759, 8589541375, 51538296831, 34351874047, 1030774325247, 1786599440383, 11819393482751, 547616718847, 280371153338367, 556327013187583

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

OFFSET

0,3

REFERENCES

S. Wolfram, A New Kind of Science, Wolfram Media, 2002; p. 55.

LINKS

Robert Price, Table of n, a(n) for n = 0..1000

Eric Weisstein's World of Mathematics, Elementary Cellular Automaton

S. Wolfram, A New Kind of Science

Index entries for sequences related to cellular automata

Index to Elementary Cellular Automata

MATHEMATICA

rule=153; rows=20; ca=CellularAutomaton[rule, {{1}, 0}, rows-1, {All, All}]; (* Start with single black cell *) catri=Table[Take[ca[[k]], {rows-k+1, rows+k-1}], {k, 1, rows}]; (* Truncated list of each row *) Table[FromDigits[catri[[k]], 2], {k, 1, rows}] (* Decimal Representation of Rows *)

CROSSREFS

Cf. A262855.

Sequence in context: A355299 A383046 A298438 * A002749 A055505 A159526

Adjacent sequences: A262863 A262864 A262865 * A262867 A262868 A262869

KEYWORD

nonn,easy

AUTHOR

Robert Price, Jan 17 2016

STATUS

approved

URL: https://oeis.org/A262866

⇱ A262866 - OEIS