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 A070952 Number of 1's in n-th generation of 1-D CA using Rule 30, started with a single 1. 19
 1, 3, 3, 6, 4, 9, 5, 12, 7, 12, 11, 14, 12, 19, 13, 22, 15, 19, 20, 24, 21, 23, 23, 28, 26, 27, 26, 33, 30, 34, 31, 39, 26, 39, 29, 46, 32, 44, 38, 45, 47, 41, 45, 49, 38, 55, 42, 51, 44, 53, 43, 59, 52, 60, 49, 65, 57, 60, 56, 69, 61, 70, 59, 78, 64, 56, 65, 69, 69 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS Number of 1's in n-th row of triangle in A070950. Row sums in A070950; a(n) = 2*n + 1 - A070951(n). - Reinhard Zumkeller, Jun 07 2013 LINKS N. J. A. Sloane, Table of n, a(n) for n = 0..10000 N. J. A. Sloane, Illustration of first 20 generations N. J. A. Sloane, On the Number of ON Cells in Cellular Automata, arXiv:1503.01168, 2015 Eric Weisstein's World of Mathematics, Rule 30 Wikipedia, Rule 30 EXAMPLE May be arranged into blocks of length 1,1,2,4,8,16,...: 1, 3, 3, 6, 4, 9, 5, 12, 7, 12, 11, 14, 12, 19, 13, 22, 15, 19, 20, 24, 21, 23, 23, 28, 26, 27, 26, 33, 30, 34, 31, 39, 26, 39, 29, 46, 32, 44, 38, 45, 47, 41, 45, 49, 38, 55, 42, 51,     44, 53, 43, 59, 52, 60, 49, 65, 57, 60, 56, 69, 61, 70, 59, 78, 64, 56, 65, 69, 69, ... MATHEMATICA Map[Function[Apply[Plus, Flatten[ #1]]], CellularAutomaton[30, {{1}, 0}, 100]] (N. J. A. Sloane, Aug 10 2009) PROG (Haskell) a070952 = sum . a070950_row  -- Reinhard Zumkeller, Jun 07 2013 CROSSREFS This sequence, A110240, and A245549 all describe the same sequence of successive states. See also A269160. Cf. A071049, A070950, A070951, A151929, A051023. Cf. A110267 (partial sums), A246023, A246024, A246025, A246026, A246597. A265703 is an essentially identical sequence. Sequence in context: A284614 A069734 A265703 * A137462 A163926 A050346 Adjacent sequences:  A070949 A070950 A070951 * A070953 A070954 A070955 KEYWORD nonn,easy,nice AUTHOR N. J. A. Sloane, May 19 2002, Aug 10 2009 EXTENSIONS More terms from Hans Havermann, May 26 2002 Corrected offset and initial term - N. J. A. Sloane, Jun 07 2013 STATUS approved

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Last modified January 20 12:29 EST 2019. Contains 319330 sequences. (Running on oeis4.)