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A125914 Sprague-Grundy values for octal game .145. 0
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 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,5

COMMENTS

The sequence is eventually periodic with period 9. The last exception is at n=2.

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..101.

Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 1).

MATHEMATICA

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 *)

CROSSREFS

Sequence in context: A153667 A216322 A335383 * A086668 A092904 A231883

Adjacent sequences:  A125911 A125912 A125913 * A125915 A125916 A125917

KEYWORD

nonn

AUTHOR

Richard Sabey, Jan 24 2007

EXTENSIONS

Extended by Ray Chandler, Aug 26 2015

STATUS

approved

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Last modified September 22 01:42 EDT 2020. Contains 337276 sequences. (Running on oeis4.)