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A191263 Positions of 1 in A191261. 4

%I #8 Apr 14 2017 03:55:36

%S 2,7,9,11,13,18,23,28,33,35,37,39,44,46,48,50,55,57,59,61,66,68,70,72,

%T 77,82,87,92,94,96,98,103,108,113,118,120,122,124,129,134,139,144,146,

%U 148,150,155,160,165,170,172,174,176,181,183,185,187,192,194,196,198,203,205,207,209,214,219,224,229,231,233,235,240,242,244

%N Positions of 1 in A191261.

%C Also, positions of 1 in the fixed point of the morphism 0->01, 1>000; see A284745. - _Clark Kimberling_, Apr 13 2017

%H Clark Kimberling, <a href="/A191263/b191263.txt">Table of n, a(n) for n = 1..10000</a>

%t s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {0, 0, 0}}] &, {0}, 13]; (* A284745 *)

%t Flatten[Position[s, 0]]; (* A284746 *)

%t Flatten[Position[s, 1]]; (* A191263 *)

%Y Cf. A191261, A191250, A284745, A284746.

%K nonn,easy

%O 1,1

%A _Clark Kimberling_, May 28 2011

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Last modified September 12 09:33 EDT 2024. Contains 375850 sequences. (Running on oeis4.)