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A284590 Positions of 1 in A284588; complement of A284589. 4
1, 3, 5, 6, 8, 10, 12, 14, 15, 17, 19, 20, 22, 24, 26, 28, 29, 31, 33, 34, 36, 38, 39, 41, 43, 44, 46, 48, 50, 52, 53, 55, 57, 58, 60, 62, 64, 66, 67, 69, 71, 72, 74, 76, 78, 80, 81, 83, 85, 86, 88, 90, 92, 94, 95, 97, 99, 100, 102, 104, 105, 107, 109, 110 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Conjecture: a(n)/n -> sqrt(3).

LINKS

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

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1}, 1 -> {0, 1, 0, 1}}] &, {0}, 7] (* A284588 *)

Flatten[Position[s, 0]]  (* A284589 *)

Flatten[Position[s, 1]]  (* A284590 *)

CROSSREFS

Cf. A284535, A284588, A284590.

Sequence in context: A187685 A300730 A191777 * A287724 A024705 A190192

Adjacent sequences:  A284587 A284588 A284589 * A284591 A284592 A284593

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 07 2017

STATUS

approved

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Last modified January 22 02:46 EST 2022. Contains 350481 sequences. (Running on oeis4.)