%I #5 Aug 27 2015 11:57:13
%S 1,2,3,4,0,1,2,3,4,1,5,2,3,1,4,7,2,1,0,4,3,2,1,4,0,2,6,4,0,2,3,4,0,1,
%T 2,3,4,1,5,2,3,1,4,7,2,1,0,4,3,2,1,4,0,2,6,4,0,2,3,4,0,1,2,3,4,1,5,2,
%U 3,1,4,7,2,1,0,4,3,2,1,4,0,2,6,4,0,2,3,4,0,1,2,3,4,1,5,2,3,1,4,7,2,1,0,4,3,2,1,4,0,2,6,4,0
%N Sprague-Grundy values for octal game .373.
%C Octal games .602, .603, .612, .613, .622, .623, .632 and .633 have values a(n-1).
%C The sequence is eventually periodic with period 28. The last exception is at n=1.
%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_28">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, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).
%K nonn
%O 1,2
%A _Richard Sabey_, Jan 24 2007
%E Extended by _Ray Chandler_, Aug 27 2015
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