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0, 1, 4, 5, 6, 7, 8, 9, 12, 13, 16, 17, 20, 21, 22, 23, 24, 25, 28, 29, 30, 31, 32, 33, 36, 37, 38, 39, 40, 41, 44, 45, 48, 49, 52, 53, 54, 55, 56, 57, 60, 61, 64, 65, 68, 69, 70, 71, 72, 73, 76, 77, 80, 81, 84, 85, 86, 87, 88, 89, 92, 93, 94, 95, 96, 97, 100, 101, 102, 103, 104
(list;
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refs;
listen;
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OFFSET
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1,3
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COMMENTS
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Locates patterns of the form 0x1 or 1x0 in the Thue-Morse sequence.
Complement to A081706. Also: union of sequences {2*A121539(n)+k}, k=0 or 1, generalized in A161673.
Also union of sequences {A079523(n)-k}, k=0 or 1. For a generalization see A161890. [From Vladimir Shevelev, Jul 05 2009]
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LINKS
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Table of n, a(n) for n=1..71.
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CROSSREFS
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Cf. A161673, A161639, A161641, A161627, A161579, A161580, A121539, A131323, A036554, A010060, A079523, A081706.
Sequence in context: A047569 A039062 A067187 * A213518 A214419 A189481
Adjacent sequences: A161671 A161672 A161673 * A161675 A161676 A161677
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KEYWORD
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nonn,easy
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AUTHOR
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Vladimir Shevelev, Jun 16 2009
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EXTENSIONS
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Extended by R. J. Mathar, Aug 28 2009
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STATUS
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approved
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