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A287176 Positions of 1 in A287174. 4
3, 6, 10, 12, 16, 19, 23, 26, 30, 32, 36, 39, 43, 47, 50, 54, 56, 60, 63, 67, 69, 73, 76, 80, 84, 87, 91, 93, 97, 100, 104, 107, 111, 113, 117, 120, 124, 128, 131, 135, 137, 141, 144, 148, 151, 155, 157, 161, 164, 168, 172, 175, 179, 181, 185, 188, 192, 194 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..58.

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {2, 0}, 2 -> 0}] &, {0}, 11] (* A287174 *)

Flatten[Position[s, 0]] (* A287175 *)

Flatten[Position[s, 1]] (* A287176 *)

Flatten[Position[s, 2]] (* A287177 *)

CROSSREFS

Cf. A287174, A287175, A287177.

Sequence in context: A310044 A157772 A187684 * A310045 A310046 A196524

Adjacent sequences:  A287173 A287174 A287175 * A287177 A287178 A287179

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, May 22 2017

STATUS

approved

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Last modified December 4 13:29 EST 2021. Contains 349526 sequences. (Running on oeis4.)