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A287357 Positions of 0 in A287356. 4
3, 12, 15, 18, 23, 28, 37, 46, 55, 58, 61, 70, 73, 76, 85, 88, 91, 96, 101, 110, 113, 116, 121, 126, 135, 138, 141, 146, 151, 160, 169, 178, 181, 184, 189, 194, 203, 212, 221, 224, 227, 232, 237, 246, 255, 264, 267, 270, 279, 282, 285, 294, 297, 300, 305 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 1}, 1 -> {1, 2}, 2 -> 0}] &, {0}, 11] (* A287356 *)

Flatten[Position[s, 0]]  (* A287357 *)

Flatten[Position[s, 1]]  (* A287358 *)

Flatten[Position[s, 2]]  (* A287359 *)

CROSSREFS

Cf. A287356, A287358, A287359.

Sequence in context: A201273 A221920 A188549 * A044828 A248105 A269315

Adjacent sequences:  A287354 A287355 A287356 * A287358 A287359 A287360

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, May 24 2017

STATUS

approved

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Last modified October 22 01:48 EDT 2021. Contains 348160 sequences. (Running on oeis4.)