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A026364
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a(n) = greatest k such that s(k) = n, where s = A026362.
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5
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2, 7, 10, 13, 16, 21, 24, 29, 32, 37, 40, 45, 48, 51, 54, 59, 62, 67, 70, 73, 76, 81, 84, 89, 92, 95, 98, 103, 106, 111, 114, 117, 120, 125, 128, 133, 136, 141, 144, 149, 152, 155, 158, 163, 166, 171, 174, 177, 180, 185, 188, 193, 196
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OFFSET
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1,1
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COMMENTS
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Complement of A026363. Positions of 0 in the fixed point of the morphism 0->11, 1->101; see A285430. Conjecture: -1 < n*r - a(n) < 4 for n>=1, where r = 2 + sqrt(3). - Clark Kimberling, Apr 28 2017
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LINKS
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MATHEMATICA
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s = Nest[Flatten[# /. {0 -> {1, 1}, 1 -> {1, 0, 1}}] &, {0}, 13] (* A285430 *)
Flatten[Position[s, 0]] (* A026364 *)
Flatten[Position[s, 1]] (* A026363 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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