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Search: id:A071453
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| A071453 |
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Sprague-Grundy values for octal game .117. |
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+0
1
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| 1, 1, 1, 0, 2, 2, 1, 3, 4, 0, 1, 1, 1, 3, 2, 2, 2, 3, 4, 0, 1, 5, 4, 3, 2, 2, 2, 3, 1, 0, 1, 0, 4, 3, 2, 2, 2, 0, 1, 0, 1, 0, 4, 3, 2, 5, 4, 0, 1, 0, 1, 0, 2, 3, 2, 3, 4, 0, 1, 0, 1, 3, 2, 3, 2, 3, 4, 0, 1, 0, 4, 3, 2, 3, 2, 3, 1, 0, 1, 0, 4, 3, 2, 3, 2, 0, 1, 0, 1, 0, 4, 3, 2, 3, 4, 0, 1, 0, 1, 0, 2, 3, 2, 3, 4
(list; graph; listen)
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OFFSET
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1,5
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COMMENT
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Octal games .051 and .053 have values a(n-1).
Sequence is eventually periodic with period 48. The only exceptions are n=2, 6, 7, 12, 16, 22, 26, 36 and 46.
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REFERENCES
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E. R. Berlekamp, J. H. Conway and R. K. Guy, Winning Ways, Academic Press, NY, 2 vols., 1982; see Chapter 4, p. 104.
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LINKS
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Achim Flammenkamp, Octal games
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CROSSREFS
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Sequence in context: A167754 A011020 A076019 this_sequence A080242 A035317 A103923
Adjacent sequences: A071450 A071451 A071452 this_sequence A071454 A071455 A071456
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com) and Sue Pope (pope(AT)research.att.com), May 29 2002
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EXTENSIONS
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Edited and extended by Christian G. Bower (bowerc(AT)usa.net), Nov 11 2002
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