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A285032 Positions of 0 in A285031; complement of A285033. 4
1, 2, 5, 6, 7, 10, 12, 14, 15, 16, 19, 21, 22, 23, 25, 26, 29, 30, 31, 34, 35, 36, 39, 41, 43, 44, 45, 48, 50, 51, 52, 54, 55, 58, 60, 62, 63, 64, 66, 67, 70, 72, 74, 75, 76, 78, 79, 82, 83, 84, 87, 88, 89, 92, 94, 96, 97, 98, 101, 103, 104, 105, 107, 108 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

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

LINKS

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

EXAMPLE

As a word, A285031 = 00110..., in which 0 is in positions 1,2,5,6,7,10,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 0, 1}}] &, {0}, 8]; (* A285031 *)

Flatten[Position[s, 0]]; (* A285032  *)

Flatten[Position[s, 1]]; (* A285033 *)

CROSSREFS

Cf. A285031, A285033, A285035.

Sequence in context: A286751 A293278 A087791 * A002157 A050002 A047578

Adjacent sequences:  A285029 A285030 A285031 * A285033 A285034 A285035

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 19 2017

STATUS

approved

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Last modified January 19 12:48 EST 2020. Contains 331049 sequences. (Running on oeis4.)