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A285163 Positions of 0 in A285162; complement of A285164. 2
2, 4, 5, 6, 9, 10, 13, 14, 18, 20, 22, 23, 24, 27, 28, 31, 32, 36, 37, 38, 42, 43, 44, 48, 50, 52, 53, 54, 57, 58, 62, 64, 65, 66, 69, 70, 73, 74, 78, 79, 80, 84, 86, 88, 89, 90, 93, 94, 98, 100, 101, 102, 105, 106, 109, 110, 114, 115, 116, 120, 122, 124 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Conjecture: a(n)/n -> 2.

LINKS

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

EXAMPLE

As a word, A285142 = 101000110..., in which 0 is in positions 2,4,5,6,9,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 0, 1, 1}}] &, {0}, 10]; (* A285159 *)

Flatten[Position[s, 0]];  (* A285160 *)

Flatten[Position[s, 1]];  (* A285161 *)

CROSSREFS

Cf. A285159, A285162, A285164.

Sequence in context: A062861 A120629 A169694 * A015834 A252041 A231587

Adjacent sequences:  A285160 A285161 A285162 * A285164 A285165 A285166

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Apr 21 2017

STATUS

approved

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Last modified May 27 02:54 EDT 2019. Contains 323597 sequences. (Running on oeis4.)