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%I #5 Aug 27 2015 09:18:23
%S 1,2,4,6,1,2,7,4,1,8,2,4,1,8,7,11,1,2,4,8,1,2,7,4,1,8,2,4,1,8,7,11,1,
%T 2,4,8,1,2,7,4,1,8,2,4,1,8,7,11,1,2,4,8,1,2,7,4,1,8,2,4,1,8,7,11,1,2,
%U 4,8,1,2,7,4,1,8,2,4,1,8,7,11,1,2,4,8,1,2,7,4,1,8,2,4,1,8,7,11,1,2,4,8
%N Sprague-Grundy values for octal game 4.726.
%C Octal games 4.727, 4.736 and 4.737 also have values a(n).
%C The sequence is eventually periodic with period 16. The last exception is at n=4.
%D E. R. Berlekamp, J. H. Conway and R. K. Guy, Winning Ways, Academic Press, NY, 2 vols., 1982; see Chapter 4, p. 104.
%H <a href="/index/Rec#order_16">Index entries for linear recurrences with constant coefficients</a>, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).
%t Join[{1, 2, 4, 6},LinearRecurrence[{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1},{1, 2, 7, 4, 1, 8, 2, 4, 1, 8, 7, 11, 1, 2, 4, 8},96]] (* _Ray Chandler_, Aug 27 2015 *)
%K nonn
%O 1,2
%A _Richard Sabey_, Jan 24 2007
%E Extended by _Ray Chandler_, Aug 27 2015