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1, 1, 0, 1, 0, 2, 0, 3, 1, 6, 2, 9, 4, 18, 8, 30, 16, 56, 32, 101, 64, 191, 128, 351, 256, 668, 512, 1257, 1026, 2402, 2056
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,6
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COMMENTS
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Previous name was: Related to the minimal number of periodic orbits of periods guaranteed by Sharkovskii's theorem.
Bau-Sen Du's [1985/2007] Table 1, p. 6, has this sequence as the 5th column.
Same as A006209. - Georg Fischer, Oct 21 2018
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LINKS
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Table of n, a(n) for n=1..31.
Bau-Sen Du, The Minimal Number of Periodic Orbits of Periods Guaranteed in Sharkovskii's Theorem. Bull. Austral. Math. Soc. 31(1985), 89-103. Corrigendum: 32 (1985), 159.
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CROSSREFS
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Sequence in context: A326440 A166117 A078051 * A006209 A005307 A340385
Adjacent sequences: A130624 A130625 A130626 * A130628 A130629 A130630
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KEYWORD
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dead
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AUTHOR
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Jonathan Vos Post, Jun 18 2007
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EXTENSIONS
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Replace arXiv URL by non-cached version - R. J. Mathar, Oct 30 2009
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STATUS
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approved
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