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 A051911 #12 Aug 11 2014 22:45:19 %S A051911 1,2,3,3,1,2,4,8,12,6,5,10,15,2,7,6,11,13,14,8,5,7,9,14,10,13,3,4,8, %T A051911 12,4,11,3,7,15,13,9,14,7,15,6,1,8,5,12,10,15,5,3,9,12,6,1,11,14,11, %U A051911 13,6,7,12,10,1,9,2,4,15,12,4,8,13,1,9,5,6,10,2,14,11,13,6,11,9,4,15,2,14,3,8 %N A051911 Triangle T(n,m) = Nim-product of n and m, read by rows, 1<=n<=m. %C A051911 A051910 with the first column (the zeros) removed. %D A051911 J. H. Conway, On Numbers and Games, Academic Press, p. 52. %H A051911 R. J. Mathar, <a href="/A051911/b051911.txt">Table of n, a(n) for n = 1..3240</a> %H A051911 <a href="/index/Ni#Nimmult">Index entries for sequences related to Nim-multiplication</a> %e A051911 Triangle starts %e A051911 1; %e A051911 2, 3; %e A051911 3, 1, 2; %e A051911 4, 8, 12, 6; %e A051911 5, 10, 15, 2, 7; %e A051911 6, 11, 13, 14, 8, 5; %e A051911 7, 9, 14, 10, 13, 3, 4; %e A051911 8, 12, 4, 11, 3, 7, 15, 13; %Y A051911 Cf. A051776, A003987, A051775, A051776, A051910. %K A051911 tabl,nonn,easy,nice %O A051911 1,2 %A A051911 _N. J. A. Sloane_, Dec 20 1999 %E A051911 More terms (taken from the Conway reference) from _Joshua Zucker_, May 03 2006