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 A085024 #2 Jan 24 2006 03:00:00 %S A085024 4,28,70,130,208,304,418,550,700,868,1054,1258,1480,1720,1978,2254 %N A085024 Duplicate of A085001. %K A085024 dead %O A085024 0,1