This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A125928 #3 Oct 12 2013 15:17:34 %S A125928 1,0,1,2,3,2,3,1,4,5,4,3,2,3,2,1,5,1,5,2,7,6,7,5,4,8,9,2,6,2,6,9,8,9, %T A125928 4,5,7,2,9,1,3,1,5,9,8,3,2,5,4,8,9,1,3,2,13,9,8,9,2,14,12,11,9,2,3,12, %U A125928 13,15,4,3,2,13,9,4,5,2,3,2,13,5,4,12,2,8,10,7,5,2,8,9,8,6,13,16 %N A125928 Sprague-Grundy values for octal game .7007. %C A125928 Octal game .7037 also has values a(n). Octal games 4.004, 4.006, 4.014, 4.016, 4.204, 4.206, 4.214 and 4.216 have values a(n-1). %D A125928 E. R. Berlekamp, J. H. Conway and R. K. Guy, Winning Ways, Academic Press, NY, 2 vols., 1982; see Chapter 4, p. 104. %K A125928 nonn %O A125928 1,4 %A A125928 _Richard Sabey_, Jan 24 2007