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A286060 Positions of 0 in A286059; complement of A286061. 3
1, 2, 4, 7, 8, 11, 14, 15, 17, 20, 23, 24, 27, 30, 31, 33, 36, 37, 40, 43, 44, 47, 50, 51, 53, 56, 59, 60, 63, 66, 67, 69, 72, 73, 76, 79, 80, 82, 85, 88, 89, 92, 95, 96, 98, 101, 104, 105, 108, 111, 112, 114, 117, 118, 121, 124, 125, 128, 131, 132, 134, 137 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Conjecture: a(n)/n)) -> 2.24... , and if m denotes this number, then -1 < a(n)/n - m < 2 for n >= 1.

LINKS

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

MATHEMATICA

s = {0, 0}; w[0] = StringJoin[Map[ToString, s]];

w[n_] := StringReplace[w[n - 1], {"00" -> "001", "1" -> "011"}]

Table[w[n], {n, 0, 8}]

st = ToCharacterCode[w[11]] - 48   (* A286059 *)

Flatten[Position[st, 0]]  (* A286060 *)

Flatten[Position[st, 1]]  (* A286061 *)

Table[StringLength[w[n]], {n, 1, 35}] (* A286062 conjectured *)

CROSSREFS

Cf. A286059, A286061, A286062.

Sequence in context: A074204 A030355 A288307 * A080704 A316094 A290259

Adjacent sequences:  A286057 A286058 A286059 * A286061 A286062 A286063

KEYWORD

nonn,easy

AUTHOR

Clark Kimberling, Jun 05 2017

STATUS

approved

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Last modified August 19 08:17 EDT 2019. Contains 326115 sequences. (Running on oeis4.)