A283967 Positions of 0 in A283966; complement of A284015.

2, 4, 8, 10, 14, 16, 19, 21, 24, 26, 30, 32, 36, 38, 41, 43, 46, 48, 52, 54, 58, 60, 63, 65, 69, 71, 75, 77, 80, 82, 86, 88, 92, 94, 97, 99, 102, 104, 108, 110, 114, 116, 119, 121, 124, 126, 130, 132, 136, 138, 141, 143, 147, 149, 153, 155, 158, 160, 164

Offset

1,1

Comments

Conjecture: -1 < n*r - a(n) < 3 for n >= 1, where r = (7+sqrt(17))/4.

Links

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

Example

The first 5 letters of the word in A282966 are 10101, in which the positions of 0 are 2,4.

Mathematica

s = Nest[Flatten[# /. {0 -> {1}, 1 -> {1, 0, 1, 0, 1}}] &, {0}, 8] (* A283966 *)
Flatten[Position[s, 0]]  (* A283967 *)
Flatten[Position[s, 1]]  (* A284015 *)

Crossrefs

Cf. A283966, A284015.

Sequence in context: A189792 A286909 A356139 * A232745 A353531 A342050

Adjacent sequences: A283964 A283965 A283966 * A283968 A283969 A283970

Keyword

nonn,easy

Author

Clark Kimberling, Mar 26 2017

Status

approved