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A285034
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1-limiting word of the morphism 0->10, 1-> 001.
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4
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1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0, 1, 0
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OFFSET
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1
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COMMENTS
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The morphism 0->10, 1->001 has two limiting words. If the number of iterations is even, the 0-word evolves from 0 -> 10 -> 00110 -> 101000100110 -> 00110001101010001101000100110; if the number of iterations is odd, the 1-word evolves from 0 -> 10 -> 00110 -> 101000100110, as in A285034.
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LINKS
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MATHEMATICA
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s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 0, 1}}] &, {0}, 9]; (* A285034 *)
Flatten[Position[s, 0]]; (* A285035 *)
Flatten[Position[s, 1]]; (* A285036 *)
SubstitutionSystem[{0->{1, 0}, 1->{0, 0, 1}}, {1, 0}, {6}][[1]] (* Harvey P. Dale, Apr 06 2022 *)
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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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