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 A126459 #3 Mar 30 2012 18:37:02 %S A126459 1,6,66,1540,66045,4582116,470155077,66983637864,12655529067060, %T A126459 3062465626261470,923729223066105456,339813167168828020668, %U A126459 149762733221010818774320,77904783726874238769542600 %N A126459 Column 1 of triangle A126457; a(n) = C( C(n+3,3) + 2, n). %o A126459 (PARI) a(n)=binomial((n+1)*(n+2)*(n+3)/3!+2, n) %Y A126459 Cf. A126457, A126458; A126447, A126452, A126456. %K A126459 nonn %O A126459 0,2 %A A126459 _Paul D. Hanna_, Dec 27 2006