A287088 Positions of 1 in A287086.

2, 8, 10, 12, 16, 20, 26, 32, 38, 40, 42, 48, 50, 52, 58, 60, 62, 66, 70, 76, 78, 80, 84, 88, 94, 96, 98, 102, 106, 112, 118, 124, 126, 128, 132, 136, 142, 148, 154, 156, 158, 162, 166, 172, 178, 184, 186, 188, 194, 196, 198, 204, 206, 208, 212, 216, 222

Offset

1,1

Links

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

Mathematica

s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {2, 2}, 2 -> 0}] &, {0}, 10] (* A287086 *)
Flatten[Position[s, 0]] (* A287087 *)
Flatten[Position[s, 1]] (* A287088 *)
Flatten[Position[s, 2]] (* A287089 *)

Crossrefs

Cf. A287086, A287087, A287089.

Sequence in context: A229090 A265670 A297999 * A296342 A328559 A328954

Adjacent sequences: A287085 A287086 A287087 * A287089 A287090 A287091

Keyword

nonn,easy

Author

Clark Kimberling, May 21 2017

Status

approved