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1, 5, 8, 16, 17, 21, 24, 28, 29, 37, 40, 48, 49, 57, 60, 64, 65, 69, 72, 80, 81, 85, 88, 92, 93, 101, 104, 108, 109, 113, 116, 124, 125, 133, 136, 144, 145, 149, 152, 156, 157, 165, 168, 176, 177, 185, 188, 192, 193, 197, 200, 208, 209, 217, 220, 228, 229
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listen;
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internal format)
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OFFSET
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1,2
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COMMENTS
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Conjecture: a(n)/n -> 4.
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LINKS
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EXAMPLE
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As a word, A286055 = 011101101111111001..., in which 0 is in positions 1,5,8,16,...
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MATHEMATICA
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s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {1, 0}}] &, {0}, 9] (* A010060 *)
w = StringJoin[Map[ToString, s]]
w1 = StringReplace[w, {"010" -> "0"}]
st = ToCharacterCode[w1] - 48 (* A286055 *)
Flatten[Position[st, 0]] (* A286056 *)
Flatten[Position[st, 1]] (* A286057 *)
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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