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 A078092 #3 May 11 2007 03:00:00 %S A078092 4,32,64,96,144,180,216,224,240,360,400,432,576,600,648,672,800,972 %N A078092 Duplicate of A076137. %K A078092 dead %O A078092 1,1