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A288553
Positions of 1 in A288551; complement of A288552.
3
3, 4, 7, 8, 11, 12, 14, 15, 18, 19, 21, 22, 25, 26, 29, 30, 33, 34, 36, 37, 40, 41, 43, 44, 47, 48, 51, 52, 55, 56, 58, 59, 62, 63, 65, 66, 68, 70, 72, 73, 75, 76, 79, 80, 82, 83, 86, 87, 90, 91, 94, 95, 97, 98, 101, 102, 104, 105, 107, 109, 111, 112, 114
OFFSET
1,1
COMMENTS
Conjecture: a(n)/n->1.74..., and if m denotes this number, then -2 < 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" -> "011"}]
Table[w[n], {n, 0, 8}]
st = ToCharacterCode[w[10]] - 48 (* A288551 *)
Flatten[Position[st, 0]] (* A288552 *)
Flatten[Position[st, 1]] (* A288553 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Jun 14 2017
STATUS
approved