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A285971 Positions of 0 in A285969; complement of A285970. 3
2, 6, 8, 11, 14, 18, 21, 24, 26, 30, 32, 35, 38, 41, 43, 47, 50, 54, 56, 59, 62, 66, 69, 72, 74, 78, 81, 85, 87, 90, 93, 96, 98, 102, 104, 107, 110, 114, 117, 120, 122, 126, 128, 131, 134, 137, 139, 143, 146, 150, 152, 155, 158, 161, 163, 167, 169, 172, 175 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

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

LINKS

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

EXAMPLE

As a word, A285969 = 0100010100100......, in which 10 is in positions 2,6,8,11,14,...

MATHEMATICA

s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {1, 0}}] &, {0}, 9] (* A010060 *)

w = StringJoin[Map[ToString, s]]

w1 = StringReplace[w, {"0110" -> "0"}]

st = ToCharacterCode[w1] - 48 (* A285969 *)

Flatten[Position[st, 0]]  (* A285970 *)

Flatten[Position[st, 1]]  (* A285971 *)

CROSSREFS

Cf. A010060, A285969, A285970.

Sequence in context: A022430 A189666 A298474 * A079418 A298170 A067246

Adjacent sequences:  A285968 A285969 A285970 * A285972 A285973 A285974

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, May 08 2017

STATUS

approved

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Last modified July 21 06:55 EDT 2019. Contains 325192 sequences. (Running on oeis4.)