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A288866 Positions of 1 in A288864; complement of A288865. 3
2, 4, 5, 6, 7, 9, 10, 11, 15, 17, 18, 19, 20, 21, 22, 23, 24, 26, 27, 28, 29, 30, 31, 32, 34, 35, 36, 37, 38, 39, 41, 42, 43, 44, 45, 47, 48, 49, 50, 52, 53, 54, 59, 60, 61, 62, 63, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 78, 79, 80, 81, 82, 83, 84 (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[54]] - 48   (* A288864 *)

Flatten[Position[st, 0]]  (* A288865 *)

Flatten[Position[st, 1]]  (* A288866 *)

CROSSREFS

Cf. A288864, A288865.

Sequence in context: A154112 A039101 A140102 * A084437 A037083 A188033

Adjacent sequences:  A288863 A288864 A288865 * A288867 A288868 A288869

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Jun 24 2017

STATUS

approved

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Last modified June 24 21:50 EDT 2021. Contains 345433 sequences. (Running on oeis4.)