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A285346 Positions of 0 in A285345; complement of A285347. 6
3, 4, 7, 8, 10, 12, 15, 16, 19, 20, 22, 24, 27, 28, 30, 33, 34, 36, 39, 40, 43, 44, 46, 48, 51, 52, 55, 56, 58, 60, 63, 64, 66, 69, 70, 72, 75, 76, 79, 80, 82, 84, 87, 88, 90, 93, 94, 97, 98, 100, 102, 105, 106, 108, 111, 112, 115, 116, 118, 120, 123, 124 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Conjecture: 2n + 1 - a(n) is in {0,1} for n>=1; see A285351.

LINKS

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

EXAMPLE

As a word, A285345 = 1100110..., in which 0 is in positions 3,4,7,8,10,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {1, 1, 0, 0}}] &, {0}, 10] (* A285345 *)

Flatten[Position[s, 0]]  (* A285346 *)

Flatten[Position[s, 1]]  (* A285347 *)

CROSSREFS

Cf. A285345, A285347, A285351.

Sequence in context: A187835 A184820 A189521 * A244736 A138971 A189750

Adjacent sequences:  A285343 A285344 A285345 * A285347 A285348 A285349

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 25 2017

STATUS

approved

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Last modified January 24 22:45 EST 2022. Contains 350565 sequences. (Running on oeis4.)