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A287795
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{0->101, 1->010}-transform of the infinite Fibonacci word A003849.
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2
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1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1
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COMMENTS
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LINKS
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EXAMPLE
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As a word, A003849 = 0100101001001010010100100..., and replacing each 0 by 101 and each 1 by 010 gives 10101010110101010101010110101010110...
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MATHEMATICA
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s = Nest[Flatten[# /. {0 -> {0, 1}, 1 -> {0}}] &, {0}, 10] (* A003849 *)
w = StringJoin[Map[ToString, s]]
w1 = StringReplace[w, {"0" -> "101", "1" -> "010"}]
st = ToCharacterCode[w1] - 48 (* A287795 *)
Flatten[Position[st, 0]] (* A287777 *)
Flatten[Position[st, 1]] (* A287774 *)
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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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