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A285276 Positions of 1 in A285274; complement of A285275. 5
2, 3, 4, 5, 7, 10, 11, 12, 14, 15, 16, 18, 19, 20, 21, 24, 25, 26, 28, 29, 30, 32, 33, 34, 35, 38, 39, 40, 42, 43, 44, 46, 47, 48, 49, 52, 53, 54, 56, 57, 58, 60, 61, 62, 64, 65, 66, 67, 69, 72, 73, 74, 76, 77, 78, 80, 81, 82, 84, 85, 86, 87, 90, 91, 92, 93 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

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

LINKS

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

EXAMPLE

As a word, A285274 = 011110..., in which 1 is in positions 2,3,4,5,7,10,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 1, 1, 1}}] &, {0}, 10]; (* A285274 *)

Flatten[Position[s, 0]];  (* A285275 *)

Flatten[Position[s, 1]];  (* A285276 *)

CROSSREFS

Cf. A285274, A285277, A285278.

Sequence in context: A254318 A047502 A117092 * A002504 A133431 A305705

Adjacent sequences:  A285273 A285274 A285275 * A285277 A285278 A285279

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 24 2017

STATUS

approved

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Last modified September 28 06:57 EDT 2021. Contains 347703 sequences. (Running on oeis4.)