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 A118174 Binary representation of n-th iteration of the Rule 188 elementary cellular automaton starting with a single black cell. 7
 1, 0, 1, 1, 0, 0, 1, 0, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 0, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Robert Price, Table of n, a(n) for n = 0..9999 Eric Weisstein's World of Mathematics, Rule 188 Eric Weisstein's World of Mathematics, Elementary Cellular Automaton S. Wolfram, A New Kind of Science EXAMPLE Triangle starts: 1; 0, 1, 1; 0, 0, 1, 0, 1; 0, 0, 0, 1, 1, 1, 1; 0, 0, 0, 0, 1, 1, 1, 0, 1; ... MATHEMATICA lim = 10; a = {}; Do[AppendTo[a, Table[0, k - 1]~Join~Take[#[[k]], k]], {k, Length@ #}] &@ CellularAutomaton[188, {{1}, 0}, lim]; Flatten@ a (* Michael De Vlieger, Dec 09 2015 *) CROSSREFS Cf. A118173, decimal representation. Cf. A265428, total number of ON cells in n-th iteration. Cf. A265429, total number of ON cells after n iterations. Cf. A265430, total number of OFF cells in n-th iteration. Cf. A265431, total number of OFF cells after n iterations. Sequence in context: A167683 A266502 A075438 * A156258 A132138 A141212 Adjacent sequences:  A118171 A118172 A118173 * A118175 A118176 A118177 KEYWORD nonn,easy,tabf AUTHOR Eric W. Weisstein, Apr 13 2006 STATUS approved

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Last modified June 20 23:00 EDT 2021. Contains 345301 sequences. (Running on oeis4.)