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 A025421 #8 Mar 30 2012 18:35:25 %S A025421 100,1036,1521,4445,9793,14904,13104,21896,36225,48321,55575,93457, %T A025421 77896,104832,116200,259560,197505,374976,361368,399672,373464,565136, %U A025421 444600,375193,353808,497952,687960,975240,1415232,1120392,1395576 %N A025421 Least sum of 4 distinct positive cubes in exactly n ways. %K A025421 nonn %O A025421 1,1 %A A025421 _David W. Wilson_ %E A025421 Extended by _Ray Chandler_ Mar 23 2005