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A288464
Positions of 1 in A288462; complement of A288463.
3
2, 5, 7, 8, 11, 13, 16, 18, 19, 22, 25, 27, 28, 31, 33, 36, 38, 39, 42, 44, 45, 48, 50, 53, 55, 56, 59, 62, 64, 65, 68, 70, 73, 75, 76, 79, 81, 84, 86, 87, 90, 93, 95, 96, 99, 101, 104, 106, 107, 110, 112, 113, 116, 118, 121, 123, 124, 127, 130, 132, 133
OFFSET
1,1
COMMENTS
Conjecture: a(n)/n->2.19..., and if m denotes this number, then -1 < m - a(n)/n < 1 for n >= 1.
LINKS
MATHEMATICA
s = {0, 0}; w[0] = StringJoin[Map[ToString, s]];
w[n_] := StringReplace[w[n - 1], {"00" -> "0101", "1" -> "10"}]
Table[w[n], {n, 0, 8}]
st = ToCharacterCode[w[11]] - 48 (* A288462 *)
Flatten[Position[st, 0]] (* A288463 *)
Flatten[Position[st, 1]] (* A288464 *)
CROSSREFS
Sequence in context: A361461 A189296 A051279 * A111199 A359381 A276545
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Jun 11 2017
STATUS
approved