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A284956 Positions of 1 in A284954; complement of A284955. 3
4, 9, 14, 16, 18, 20, 25, 30, 35, 40, 42, 44, 46, 51, 56, 61, 66, 68, 70, 72, 77, 79, 81, 83, 88, 90, 92, 94, 99, 101, 103, 105, 110, 115, 120, 125, 127, 129, 131, 136, 141, 146, 151, 153, 155, 157, 162, 167, 172, 177, 179, 181, 183, 188, 193, 198, 203, 205 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Conjecture:  a(n)/n -> (3 + sqrt(13))/2.

LINKS

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

EXAMPLE

As a word, A284954 = 000100001..., in which 1 is in positions 4, 9, 14,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 0, 0}}] &, {0}, 8]; (* A284954 *)

Flatten[Position[s, 0]]; (* A284955  *)

Flatten[Position[s, 1]]; (* A284956 *)

CROSSREFS

Cf. A284954, A284955, A284959.

Sequence in context: A071864 A312987 A050986 * A261445 A034259 A312988

Adjacent sequences:  A284953 A284954 A284955 * A284957 A284958 A284959

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 18 2017

STATUS

approved

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Last modified December 4 19:40 EST 2021. Contains 349526 sequences. (Running on oeis4.)