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A288993 Positions of 1 in A288991; complement of A288992. 3
3, 10, 14, 18, 21, 25, 28, 32, 35, 42, 49, 52, 56, 59, 66, 70, 74, 77, 81, 85, 92, 95, 99, 102, 109, 113, 117, 120, 124, 127, 131, 134, 141, 148, 155, 159, 163, 166, 173, 180, 183, 187, 191, 198, 205, 212, 215, 219, 222, 229, 236, 239, 243, 247, 254, 258 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Conjecture: a(n)/n -> 4.56... and if m denotes this number, then -1 < m - a(n)/n < 2 for n >= 1.
LINKS
MATHEMATICA
z = 10; (* number of iterates *)
s = {0, 0}; w[0] = StringJoin[Map[ToString, s]];
w[n_] := StringReplace[w[n - 1], {"00" -> "0010", "01" -> "001", "10" -> "000"}]
TableForm[Table[w[n], {n, 0, 10}]]
st = ToCharacterCode[w[z]] - 48 (* A288991 *)
Flatten[Position[st, 0]] (* A288992 *)
Flatten[Position[st, 1]] (* A288993 *)
CROSSREFS
Sequence in context: A289106 A289018 A316672 * A190706 A146309 A288169
KEYWORD
nonn,easy
AUTHOR
Clark Kimberling, Jun 25 2017
STATUS
approved

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Last modified March 28 07:33 EDT 2024. Contains 371235 sequences. (Running on oeis4.)