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 A286058 Positions of 1 in A286939; complement of A285667. 3

%I

%S 3,5,9,13,16,20,23,27,29,33,36,40,42,46,49,53,57,60,64,66,70,73,77,81,

%T 84,88,90,94,97,101,104,108,110,114,117,121,125,128,132,134,138,141,

%U 145,148,152,154,158,161,165,169,172,176,178,182,185,189,191,195

%N Positions of 1 in A286939; complement of A285667.

%C Conjecture: a(n)/n)) -> 3.38... , and if m denotes this number, then -1 < a(n)/n - m < 1 for n >= 1.

%H Clark Kimberling, <a href="/A286058/b286058.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" -> "001", "1" -> "010"}]

%t Table[w[n], {n, 0, 8}]

%t st = ToCharacterCode[w[11]] - 48 (* A285666 *)

%t Flatten[Position[st, 0]] (* A285667 *)

%t Flatten[Position[st, 1]] (* A286058 *)

%Y Cf. A285666, A285667.

%K nonn,easy

%O 1,1

%A _Clark Kimberling_, Jun 05 2017

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Last modified August 25 05:06 EDT 2019. Contains 326318 sequences. (Running on oeis4.)