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A285359 Positions of 0 in A285358; complement of A285360. 3
3, 7, 10, 13, 17, 21, 24, 27, 31, 34, 37, 41, 44, 47, 51, 55, 58, 61, 65, 69, 72, 75, 79, 82, 85, 89, 92, 95, 99, 103, 106, 109, 113, 116, 119, 123, 126, 129, 133, 137, 140, 143, 147, 150, 153, 157, 160, 163, 167, 171, 174, 177, 181, 185, 188, 191, 195, 198 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

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

LINKS

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

EXAMPLE

As a word, A285358 = 1101110..., in which 0 is in positions 3,7,10,13,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {1, 1, 0, 1}}] &, {0}, 10] (* A285358 *)

Flatten[Position[s, 0]]  (* A285359 *)

Flatten[Position[s, 1]]  (* A285360 *)

CROSSREFS

Cf. A284358, A285360.

Sequence in context: A297466 A198267 A298786 * A255607 A310185 A339620

Adjacent sequences:  A285356 A285357 A285358 * A285360 A285361 A285362

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 25 2017

STATUS

approved

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Last modified November 27 06:49 EST 2021. Contains 349365 sequences. (Running on oeis4.)