A287201 Positions of 0 in A287200.

4, 8, 10, 12, 13, 14, 18, 22, 26, 28, 30, 31, 32, 36, 38, 40, 41, 42, 46, 48, 50, 51, 52, 56, 57, 58, 62, 63, 64, 68, 72, 76, 78, 80, 81, 82, 86, 90, 94, 96, 98, 99, 100, 104, 108, 112, 114, 116, 117, 118, 122, 124, 126, 127, 128, 132, 134, 136, 137, 138

Offset: 1

Author

Clark Kimberling, May 23 2017

Keywords

• nonn
• easy

Links

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

Crossrefs

Cf. A287200, A287202, A287203.

Programs

Mathematica

s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {2, 2}, 2 -> 0}] &, {0}, 11] (* A287200 *)
Flatten[Position[s, 0]] (* A287201 *)
Flatten[Position[s, 1]] (* A287202 *)
Flatten[Position[s, 2]] (* A287203 *)