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A125913 Sprague-Grundy values for octal game .144. 0
1, 0, 0, 1, 2, 2, 2, 2, 4, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 1, 1, 1, 1, 2, 2, 2, 2, 4, 4, 1, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,5

COMMENTS

The sequence is eventually periodic with period 10. The last exception is at n=3.

REFERENCES

E. R. Berlekamp, J. H. Conway and R. K. Guy, Winning Ways, Academic Press, NY, 2 vols., 1982; see Chapter 4, p. 104.

LINKS

Table of n, a(n) for n=1..103.

Index entries for linear recurrences with constant coefficients, signature (1, -1, 1, -1, 1, -1, 1, -1, 1).

MATHEMATICA

Join[{1, 0, 0}, LinearRecurrence[{1, -1, 1, -1, 1, -1, 1, -1, 1}, {1, 2, 2, 2, 2, 4, 4, 1, 1}, 100]] (* Ray Chandler, Aug 26 2015 *)

CROSSREFS

Sequence in context: A303637 A155904 A241514 * A122386 A051464 A151565

Adjacent sequences:  A125910 A125911 A125912 * A125914 A125915 A125916

KEYWORD

nonn

AUTHOR

Richard Sabey, Jan 24 2007

EXTENSIONS

Extended by Ray Chandler, Aug 26 2015

STATUS

approved

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Last modified August 14 06:54 EDT 2022. Contains 356110 sequences. (Running on oeis4.)