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 A062705 #4 Mar 02 2015 16:08:46 %S A062705 1,1,2,1,3,5,1,6,10,13,1,14,25,34,40,1,41,76,107,131,145,1,146,278, %T A062705 399,500,575,616,1,617,1193,1734,2209,2594,2871,3017,1,3018,5890,8630, %U A062705 11117,13250,14943,16135,16752 %N A062705 Array described in A062704 read by diagonals in direction of creation. %Y A062705 Cf. A062704, A062706. %K A062705 easy,nonn,tabl %O A062705 1,3 %A A062705 _Floor van Lamoen_, Jul 11 2001