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A288597 Positions of 0 in A288596; complement of A288598. 3
1, 3, 4, 5, 6, 8, 10, 12, 13, 14, 16, 17, 18, 20, 21, 22, 23, 25, 28, 29, 30, 31, 33, 36, 37, 38, 39, 41, 43, 45, 46, 47, 50, 51, 52, 53, 55, 57, 59, 60, 61, 64, 65, 66, 67, 69, 71, 73, 74, 75, 77, 78, 79, 81, 82, 83, 84, 86, 90, 91, 92, 93, 95, 97, 99, 100 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Conjecture:  a(n)/n->1.54..., 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" -> "0101", "1" -> "1000"}]

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

st = ToCharacterCode[w[11]] - 48   (* A288596 *)

Flatten[Position[st, 0]]  (* A288597 *)

Flatten[Position[st, 1]]  (* A288598 *)

CROSSREFS

Cf. A288596, A288598.

Sequence in context: A163406 A092253 A073849 * A297997 A136497 A055563

Adjacent sequences:  A288594 A288595 A288596 * A288598 A288599 A288600

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Jun 14 2017

STATUS

approved

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Last modified December 1 05:20 EST 2021. Contains 349426 sequences. (Running on oeis4.)