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A288863 Positions of 1 in A288861; complement of A288862. 3
2, 3, 5, 6, 7, 11, 12, 14, 15, 16, 17, 18, 19, 20, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 35, 36, 37, 38, 40, 41, 42, 47, 48, 49, 50, 51, 52, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 77, 78, 79, 80, 81, 82, 83 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

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" -> "1000", "10" -> "011"}]

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

st = ToCharacterCode[w[53]] - 48   (* A288861 *)

Flatten[Position[st, 0]]  (* A288862 *)

Flatten[Position[st, 1]]  (* A288863 *)

CROSSREFS

Cf. A288861, A288862.

Sequence in context: A198191 A243058 A339267 * A121700 A080980 A334067

Adjacent sequences:  A288860 A288861 A288862 * A288864 A288865 A288866

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Jun 24 2017

STATUS

approved

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Last modified June 15 12:29 EDT 2021. Contains 345048 sequences. (Running on oeis4.)