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A285567 Positions of 1 in A285565; complement of A285566. 3
2, 3, 6, 7, 9, 10, 12, 13, 16, 17, 19, 20, 21, 22, 24, 25, 28, 29, 31, 32, 34, 35, 38, 39, 42, 43, 46, 47, 49, 50, 52, 53, 56, 57, 59, 60, 61, 62, 64, 65, 68, 69, 71, 72, 74, 75, 78, 79, 81, 82, 84, 85, 88, 89, 91, 92, 93, 94, 96, 97, 100, 101, 103, 104, 106 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Conjecture:  a(n)/n -> (1+sqrt(5))/2 = golden ratio (A001622).

LINKS

Clark Kimberling, Table of n, a(n) for n = 1..6178

EXAMPLE

As a word, A285565 = 01100110..., in which 1 is in positions 2,3,6,7,9,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 1}, 1 -> {0, 1, 1, 0}}] &, {0}, 8] (* A285565 *)

Flatten[Position[s, 0]]  (* A285566 *)

Flatten[Position[s, 1]]  (* A285567 *)

CROSSREFS

Cf. A001622, A285565, A285567, A285568.

Sequence in context: A188078 A188094 A047561 * A153123 A100913 A047285

Adjacent sequences:  A285564 A285565 A285566 * A285568 A285569 A285570

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 30 2017

STATUS

approved

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Last modified January 26 01:48 EST 2020. Contains 331270 sequences. (Running on oeis4.)