A266893 - OEIS

A266893

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

1, 100, 1011, 1100110, 1011101, 11100101000, 1010000111, 111100001111010, 1011110010001, 1111100100101001100, 1010010000111011, 11111100001001111010110, 1011100110010001101, 111111100101011101001111000, 1010000101000110010111, 1111111100001110000111101001010

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

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]]], {k, 1, rows}] (* Binary Representation of Rows *)

CROSSREFS

Cf. A266892.

Sequence in context: A001737 A266838 A267127 * A267153 A343294 A025421

Adjacent sequences: A266890 A266891 A266892 * A266894 A266895 A266896

KEYWORD

nonn,easy

AUTHOR

Robert Price, Jan 05 2016

STATUS

approved