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A286495 Positions of 1 in A286493; complement of A286494. 3
2, 3, 5, 8, 9, 14, 20, 21, 23, 26, 27, 33, 34, 36, 41, 44, 45, 50, 56, 57, 59, 64, 67, 68, 74, 75, 77, 80, 81, 86, 92, 93, 95, 98, 99, 105, 106, 108, 113, 116, 117, 123, 124, 126, 129, 130, 135, 141, 142, 144, 149, 152, 153, 158, 164, 165, 167, 170, 171, 177 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(n) - a(n-1) is in {1,2,3,5,6} for n>=2.  Conjecture: a(n)/n -> 3.

LINKS

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

EXAMPLE

As a word, A286493 = 01101001100001000001..., in which 1 is in positions 2,3,5,8,9,14,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {1, 0}}] &, {0}, 9] (* A010060 *)

w = StringJoin[Map[ToString, s]]

w1 = StringReplace[w, {"1011" -> "0"}]

st = ToCharacterCode[w1] - 48  (* A286493 *)

Flatten[Position[st, 0]]  (* A286494 *)

Flatten[Position[st, 1]]  (* A286495 *)

CROSSREFS

Cf. A010060, A286493, A286494.

Sequence in context: A125871 A141399 A104737 * A295082 A168154 A278334

Adjacent sequences:  A286492 A286493 A286494 * A286496 A286497 A286498

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, May 11 2017

STATUS

approved

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Last modified April 4 04:53 EDT 2020. Contains 333212 sequences. (Running on oeis4.)