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A267511
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Binary representation of the n-th iteration of the "Rule 137" elementary cellular automaton starting with a single ON (black) cell.
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1
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1, 0, 101, 11, 1110111, 11001111, 10100011111, 10111111, 111110001111111, 1111001011111111, 1011100000111111111, 110011101111111111, 11101000110011111111111, 110000101000111111111111, 101001100000101111111111111, 10011100011111111111111
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,3
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REFERENCES
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S. Wolfram, A New Kind of Science, Wolfram Media, 2002; p. 55.
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LINKS
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MATHEMATICA
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rule=137; 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]]], {k, 1, rows}] (* Binary Representation of Rows *)
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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