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 A061093 #2 Jun 01 2010 03:00:00 %S A061093 1,4,16,9,64,49,169,576,289,1849,4489,3969,17956,6889,27889,69696, %T A061093 98596 %N A061093 Duplicate of A067178. %K A061093 dead %O A061093 0,2