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 A103500 #2 Mar 31 2012 10:29:09 %S A103500 8,194,1610,8407,32002,98191,254286,596715,1267128,2506286,4646666, %T A103500 8239907,13945450,22784572,35977540,55368882,82940928,121737174, %U A103500 174853556,247158893,343382312,470183200,634503574,847118119,1117272006 %N A103500 (1/4)*number of non-degenerate isosceles triangles that can be formed from the points of an (n+1)X(n+1)X(n+1) lattice cube. %Y A103500 Cf. all triangles in lattice cube A103426; special triangles in lattice cube: A103427, A103428, A103429, A103499, A103501; A103158 tetrahedra in lattice cube. %K A103500 nonn %O A103500 1,1 %A A103500 _Hugo Pfoertner_, Feb 08 2005