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 A082005 #4 Dec 05 2013 19:56:04 %S A082005 1,5,22,45,99,181,260,441,535,824,1063,1437,1962,2325,3114,3545,4052, %T A082005 5063,6554,7247,8734,9706,11270,12875,16101,16930,20137,20958,24068, %U A082005 27492,29591,32862,35482,42080,44659,48992,51983,55769,58300,65916 %N A082005 Sum of n-th antidiagonal of array in A082002. %Y A082005 Cf. A082002, A082003, A082004. %K A082005 nonn %O A082005 1,2 %A A082005 _Amarnath Murthy_, Apr 05 2003 %E A082005 More terms from _David Wasserman_, Jul 30 2004