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1, 2, 3, 4, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 24, 26, 28, 30, 32, 33, 34, 35, 36, 38, 39, 40, 41, 42, 44, 45, 46, 47, 48, 50, 51, 52, 53, 54, 56, 57, 58, 59, 60, 62, 64, 66, 68, 70, 71, 72, 73, 74, 76, 77, 78, 79, 80, 82, 83, 84, 85, 86
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OFFSET
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1,2
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COMMENTS
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Conjecture: 0 < n*r - a(n) < 1 for n>=1, where r = 1.3903...
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LINKS
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EXAMPLE
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As a word, A285125 = 000010000010..., in which 0 is in positions 1,2,3,4,6,...
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MATHEMATICA
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s = Nest[Flatten[# /. {0 -> {1, 0}, 1 -> {0, 0, 0, 0}}] &, {0}, 14]; (* A285125 *)
Flatten[Position[s, 0]]; (* A285126 *)
Flatten[Position[s, 1]]; (* A285127 *)
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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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