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A285126 Positions of 0 in A285125; complement of A285127. 5
1, 2, 3, 4, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 24, 26, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 41, 42, 44, 45, 46, 47, 48, 50, 51, 52, 53, 54, 56, 57, 58, 59, 60, 62, 64, 66, 68, 70, 71, 72, 73, 74, 76, 77, 78, 79, 80, 82, 83, 84, 85, 86 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Conjecture: 0 < n*r - a(n) < 1 for n>=1, where r = 1.3903...

LINKS

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

EXAMPLE

As a word, A285125 = 000010000010..., in which 0 is in positions 1,2,3,4,6,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 0, 0, 0}}] &, {0}, 14]; (* A285125 *)

Flatten[Position[s, 0]];  (* A285126 *)

Flatten[Position[s, 1]];  (* A285127 *)

CROSSREFS

Cf. A285125, A285127.

Sequence in context: A191610 A037465 A157846 * A187388 A232012 A029596

Adjacent sequences:  A285123 A285124 A285125 * A285127 A285128 A285129

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 19 2017

STATUS

approved

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Last modified October 18 22:21 EDT 2019. Contains 328211 sequences. (Running on oeis4.)