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A125914
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Sprague-Grundy values for octal game .145.
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0
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1, 0, 1, 1, 2, 2, 2, 2, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 1, 1
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OFFSET
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1,5
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COMMENTS
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The sequence is eventually periodic with period 9. The last exception is at n=2.
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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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MATHEMATICA
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Join[{1, 0}, LinearRecurrence[{0, 0, 0, 0, 0, 0, 0, 0, 1}, {1, 1, 2, 2, 2, 2, 4, 1, 1}, 99]] (* Ray Chandler, Aug 26 2015 *)
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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