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 A118111 Binary representation of n-th iteration of the Rule 190 elementary cellular automaton starting with a single black cell. 5
 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS Row n has length 2*n+1. - Hans Havermann, May 26 2002 LINKS Robert Price, Table of n, a(n) for n = 0..9999 Eric Weisstein's World of Mathematics, Rule 190 Eric Weisstein's World of Mathematics, Elementary Cellular Automaton S. Wolfram, A New Kind of Science EXAMPLE From Michael De Vlieger, Aug 21 2020: (Start) Irregular array begins: 0: 1 1: 1 1 1 2: 1 1 1 0 1 3: 1 1 1 0 1 1 1 4: 1 1 1 0 1 1 1 0 1 5: 1 1 1 0 1 1 1 0 1 1 1 6: 1 1 1 0 1 1 1 0 1 1 1 0 1 7: 1 1 1 0 1 1 1 0 1 1 1 0 1 1 1 8: 1 1 1 0 1 1 1 0 1 1 1 0 1 1 1 0 1 9: 1 1 1 0 1 1 1 0 1 1 1 0 1 1 1 0 1 1 1 ... (End) MATHEMATICA With[{nn = 9}, MapIndexed[#1[[#2 + 1 ;; 2 nn - #2 + 1]] & @@ {#1, nn - First[#2] + 1} &, CellularAutomaton[190, {{1}, 0}, nn]]] // Flatten (* Michael De Vlieger, Aug 21 2020 *) CROSSREFS Cf. A265688 (binary rows), A037576 (decimal rows), A032766 (num 1's). Sequence in context: A071037 A118172 A071039 * A305940 A119981 A115789 Adjacent sequences: A118108 A118109 A118110 * A118112 A118113 A118114 KEYWORD nonn,tabf AUTHOR Eric W. Weisstein, Apr 13 2006 STATUS approved

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Last modified December 5 02:30 EST 2022. Contains 358572 sequences. (Running on oeis4.)