A288860 Positions of 1 in A288858; complement of A288859.

2, 3, 4, 8, 9, 10, 12, 13, 14, 15, 16, 17, 19, 20, 21, 22, 23, 25, 26, 27, 28, 30, 31, 32, 37, 38, 39, 40, 41, 42, 43, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 56, 57, 58, 59, 60, 61, 62, 63, 64, 66, 67, 68, 69, 70, 71, 72, 73, 75, 76, 77, 78, 79, 80, 81, 83

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[52]] - 48   (* A288858 *)
Flatten[Position[st, 0]]  (* A288859 *)
Flatten[Position[st, 1]]  (* A288860 *)

Crossrefs

Cf. A288858, A288859.

Sequence in context: A327080 A291621 A329268 * A362930 A356021 A132115

Adjacent sequences: A288857 A288858 A288859 * A288861 A288862 A288863

Keyword

nonn,easy

Author

Clark Kimberling, Jun 23 2017

Status

approved