A266894 Decimal representation of the n-th iteration of the "Rule 75" elementary cellular automaton starting with a single ON (black) cell.

1, 4, 11, 102, 93, 1832, 647, 30842, 6033, 510284, 42043, 8262614, 380045, 133347960, 2642327, 2139557706, 24834593, 34302142876, 172787563, 549239552710, 1557238205, 8792528867144, 10828788263, 140705018800538, 101703894897, 2251563959401132, 707629994011

Offset

0,2

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=75; 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. A266892.

Sequence in context: A181267 A280036 A125888 * A296617 A144744 A267154

Adjacent sequences: A266891 A266892 A266893 * A266895 A266896 A266897

Keyword

nonn,easy

Author

Robert Price, Jan 05 2016

Status

approved