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 A076718 #4 May 11 2007 03:00:00 %S A076718 5,12,16,30,40,42,56,90,120,126,168,224,360,378,504,550,1320,1386,1848 %N A076718 Duplicate of A076671. %K A076718 dead %O A076718 1,1