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%I #6 Jun 24 2017 01:04:11
%S 2,3,4,9,15,20,24,25,26,27,36,46,55,63,70,76,81,85,86,87,88,92,107,
%T 121,134,146,157,167,176,184,191,197,202,206,207,208,209,213,214,215,
%U 231,250,268,285,301,316,330,343,355,366,376,385,393,400,406,411,415
%N Positions of 0 in A288855; complement of A288857.
%H Clark Kimberling, <a href="/A288856/b288856.txt">Table of n, a(n) for n = 1..10000</a>
%t s = {0, 0}; w[0] = StringJoin[Map[ToString, s]];
%t w[n_] := StringReplace[w[n - 1], {"00" -> "1000", "10" -> "011"}]
%t Table[w[n], {n, 0, 8}]
%t st = ToCharacterCode[w[51]] - 48 (* A288855 *)
%t Flatten[Position[st, 0]] (* A288856 *)
%t Flatten[Position[st, 1]] (* A288857 *)
%Y Cf. A288855, A288857.
%K nonn,easy
%O 1,1
%A _Clark Kimberling_, Jun 23 2017
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