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A285082 Positions of 1 in A285080; complement of A285081. 4
2, 3, 4, 6, 9, 10, 12, 13, 14, 17, 18, 20, 21, 22, 25, 26, 28, 29, 31, 32, 33, 35, 38, 39, 41, 42, 44, 45, 46, 49, 50, 51, 53, 56, 57, 59, 60, 61, 64, 65, 67, 68, 70, 71, 72, 74, 77, 78, 80, 81, 82, 85, 86, 88, 89, 90, 93, 94, 96, 97, 99, 100, 101, 104, 105 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Conjecture: -1 < n*r - a(n) < 1 for n>=1, where r = (1+sqrt(5))/2, the golden ratio.

LINKS

Clark Kimberling, Table of n, a(n) for n = 1..46367

EXAMPLE

As a word, A285080 = 01110..., in which 1 is in positions 2,3,4,6,9,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 1, 1}}] &, {0}, 14]; (* A285080 *)

Flatten[Position[s, 0]];  (* A285081 *)

Flatten[Position[s, 1]];  (* A285082 *)

CROSSREFS

Cf. A001622, A285080, A285081, A285083, A285084.

Sequence in context: A111251 A047300 A026439 * A249602 A119761 A144429

Adjacent sequences:  A285079 A285080 A285081 * A285083 A285084 A285085

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 19 2017

STATUS

approved

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Last modified April 20 08:32 EDT 2019. Contains 322306 sequences. (Running on oeis4.)