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 A043332 #6 May 11 2007 03:00:00 %S A043332 80,161,188,215,224,233,236,239,240,241,323,404,431,458,467 %N A043332 Duplicate of A023702. %K A043332 dead %O A043332 1,1