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A288696

Positions of 1 in A288694; complement of A288695.

2, 3, 7, 8, 10, 11, 14, 15, 19, 20, 24, 25, 27, 28, 32, 33, 35, 36, 39, 40, 44, 45, 47, 48, 51, 52, 56, 57, 61, 62, 64, 65, 68, 69, 73, 74, 78, 79, 81, 82, 86, 87, 89, 90, 93, 94, 98, 99, 103, 104, 106, 107, 111, 112, 114, 115

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OFFSET

1,1

COMMENTS

Conjecture: a(n)/n -> 2.07..., and if m denotes this number, then -1 < m - a(n)/n < 1 for n >= 1.

LINKS

Clark Kimberling, Table of n, a(n) for n = 1..10000

MATHEMATICA

s = {0, 0}; w[0] = StringJoin[Map[ToString, s]];

w[n_] := StringReplace[w[n - 1], {"00" -> "0110", "10" -> "100"}]

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

st = ToCharacterCode[w[11]] - 48 (* A288694 *)

Flatten[Position[st, 0]] (* A288695 *)

Flatten[Position[st, 1]] (* A288696 *)

Table[StringLength[w[n]], {n, 1, 35}]

CROSSREFS

Cf. A288694, A288695.

Sequence in context: A131210 A379729 A088340 * A163517 A047532 A225378

Adjacent sequences: A288693 A288694 A288695 * A288697 A288698 A288699

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Jun 16 2017

STATUS

approved

URL: https://oeis.org/A288696

⇱ A288696 - OEIS