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A289166
Positions of 0 in A289165; complement of A289167.
3
1, 2, 4, 5, 6, 8, 9, 11, 12, 13, 16, 17, 18, 19, 21, 23, 24, 25, 26, 28, 29, 31, 33, 34, 36, 37, 38, 39, 41, 42, 43, 45, 46, 47, 50, 51, 53, 54, 55, 56, 58, 59, 60, 62, 63, 65, 67, 68, 69, 70, 72, 74, 75, 76, 77, 79, 81, 82, 83, 84, 87, 88, 89, 90, 92, 93
OFFSET
1,2
COMMENTS
Conjecture: a(n)/n -> 1.42..., and if m denotes this number, then -1 < m - a(n)/n < m - 1 for n >= 1.
LINKS
MATHEMATICA
z = 11; (* number of iterates *)
s = {0, 0}; w[0] = StringJoin[Map[ToString, s]];
w[n_] := StringReplace[w[n - 1], {"00" -> "0010", "01" -> "100", "10" -> "001"}]
TableForm[Table[w[n], {n, 0, 10}]]
st = ToCharacterCode[w[z]] - 48 (* A289165 *)
Flatten[Position[st, 0]] (* A289166 *)
Flatten[Position[st, 1]] (* A289167 *)
CROSSREFS
Sequence in context: A289113 A374638 A374767 * A247161 A285360 A099797
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Jun 29 2017
STATUS
approved