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A289151
Positions of 1 in A289235; complement of A289002.
3
3, 10, 14, 16, 21, 23, 26, 31, 35, 43, 48, 52, 59, 66, 70, 74, 81, 83, 88, 90, 95, 99, 103, 110, 114, 116, 121, 123, 128, 130, 135, 139, 143, 153, 155, 158, 163, 167, 174, 181, 188, 192, 194, 199, 201, 204, 209, 213, 223, 225, 228, 233, 237, 244, 251, 258
OFFSET
1,1
COMMENTS
Conjecture: a(n)/n -> 1.56..., and if m denotes this number, then -1 < m - a(n)/n < 2 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" -> "000"}]
TableForm[Table[w[n], {n, 0, 10}]]
st = ToCharacterCode[w[z]] - 48 (* A289235 *)
Flatten[Position[st, 0]] (* A289002 *)
Flatten[Position[st, 1]] (* A289151 *)
CROSSREFS
Sequence in context: A079943 A041865 A357628 * A085776 A289106 A289018
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Jun 29 2017
STATUS
approved