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 A125934 #3 Oct 12 2013 15:17:34 %S A125934 1,2,3,4,5,6,1,3,2,7,4,1,6,5,2,3,8,9,6,2,5,8,1,4,7,2,3,1,6,8,4,3,2,1, %T A125934 8,9,10,11,2,15,12,9,3,4,5,6,1,3,2,7,4,16,6,5,17,11,8,9,12,4,5,8,18, %U A125934 16,7,2,3,4,6,8,1,16,14,20,8,9,10,11,2,15,16,9,11,4,5,7,1,3,2,10,4,16 %N A125934 Sprague-Grundy values for octal game .7337. %C A125934 Octal games 4.026, 4.027, 4.036, 4.037, 4.226, 4.227, 4.236 and 4.237 have values a(n-1). %D A125934 E. R. Berlekamp, J. H. Conway and R. K. Guy, Winning Ways, Academic Press, NY, 2 vols., 1982; see Chapter 4, p. 104. %K A125934 nonn %O A125934 1,2 %A A125934 _Richard Sabey_, Jan 24 2007