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4, 5, 6, 7, 20, 21, 22, 23, 28, 29, 30, 31, 36, 37, 38, 39, 52, 53, 54, 55, 68, 69, 70, 71, 84, 85, 86, 87, 92, 93, 94, 95, 100, 101, 102, 103, 116, 117, 118, 119, 124, 125, 126, 127, 132, 133, 134, 135, 148, 149, 150, 151, 156, 157, 158, 159, 164, 165, 166, 167, 180, 181, 182
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listen;
history;
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OFFSET
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1,1
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COMMENTS
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Or: union of the numbers of the form 4*A079523(n)+k, k=0, 1, 2, or 3.
Locates patterns of the form 1xxx1 or 0xxx0 in the Thue-Morse sequence.
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LINKS
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Table of n, a(n) for n=1..63.
V. Shevelev, Equations of the form t(x+a)=t(x) and t(x+a)=1-t(x) for Thue-Morse sequence arXiv:0907.0880 [From Vladimir Shevelev, Jul 31 2009]
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CROSSREFS
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Cf. A161579, A161580, A079523, A131323, A036554, A010060, A121539, A079523, A081706
Sequence in context: A053738 A154787 A107759 * A030667 A030677 A071177
Adjacent sequences: A161624 A161625 A161626 * A161628 A161629 A161630
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KEYWORD
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nonn
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AUTHOR
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Vladimir Shevelev, Jun 15 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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