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2, 3, 5, 7, 10, 11, 14, 15, 17, 19, 22, 23, 26, 27, 29, 32, 33, 35, 37, 40, 41, 44, 45, 47, 50, 51, 53, 55, 58, 59, 62, 63, 65, 68, 69, 71, 74, 75, 77, 79, 82, 83, 86, 87, 89, 91, 94, 95, 98, 99, 101, 104, 105, 107, 110, 111, 113, 115, 118, 119, 122, 123
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OFFSET
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1,1
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COMMENTS
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Conjecture: 2n - a(n) is in {0,1} for n>=1.
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LINKS
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EXAMPLE
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As a word, A285255 = 011010..., in which 0 is in positions 1,4,6,8,9,...
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MATHEMATICA
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s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 1, 1, 0}}] &, {0}, 12]; (* A285255 *)
Flatten[Position[s, 0]]; (* A285256 *)
Flatten[Position[s, 1]]; (* A285257 *)
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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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