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A262866 Decimal representation of the n-th iteration of the "Rule 153" elementary cellular automaton starting with a single ON (black) cell. 1
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
Eric Weisstein's World of Mathematics, Elementary Cellular Automaton
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: A038321 A355299 A298438 * A002749 A055505 A159526
KEYWORD
nonn,easy
AUTHOR
Robert Price, Jan 17 2016
STATUS
approved

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Last modified March 19 06:53 EDT 2024. Contains 370953 sequences. (Running on oeis4.)