A287081 Positions of 2 in A287002.

3, 8, 12, 19, 24, 28, 32, 37, 41, 48, 55, 60, 64, 71, 76, 80, 84, 89, 93, 97, 102, 106, 113, 118, 122, 126, 131, 135, 142, 149, 154, 158, 165, 172, 177, 181, 188, 193, 197, 201, 206, 210, 217, 224, 229, 233, 240, 245, 249, 253, 258, 262, 266, 271, 275, 282

Offset

1,1

Links

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

Mathematica

s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {2, 0}, 2 -> 1}] &, {0}, 10] (* A287002 *)
Flatten[Position[s, 0]]  (* A287003 *)
Flatten[Position[s, 1]]  (* A287004 *)
Flatten[Position[s, 2]]  (* A287081 *)

Crossrefs

Cf. A287002, A287003, A287004.

Sequence in context: A213238 A005660 A086813 * A352814 A294482 A103888

Adjacent sequences: A287078 A287079 A287080 * A287082 A287083 A287084

Keyword

nonn,easy

Author

Clark Kimberling, May 21 2017

Status

approved