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 A070100 #5 Mar 30 2012 18:50:20 %S A070100 0,0,0,0,0,1,0,1,1,0,0,1,1,0,1,1,2,0,1,0,1,0,0,1,1,0,1,1,2,0,1,0,2,0, %T A070100 1,1,2,0,2,1,2,0,2,0,2,0,1,1,2,0,3,0,2,0,1,0,3,0,1,1,2,0,2,1,3,0,1,0, %U A070100 3,0,1,0,1,0,3,1,3,0,2,0,3,0,0,1,3,0,3,1,3,0 %N A070100 Number of integer triangles with perimeter n and prime side lengths which are acute and isosceles. %H A070100 R. Zumkeller, <a href="/A070080/a070080.txt">Integer-sided triangles</a> %Y A070100 Cf. A070080, A070081, A070082, A070093, A059169, A070088, A070092, A070095, A070098, A070126. %K A070100 nonn %O A070100 1,17 %A A070100 _Reinhard Zumkeller_, May 05 2002