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 A160712 #4 Mar 30 2012 17:33:59 %S A160712 102,104,105,106,108,201,202,203,204,205,206,207,208,209,301,302,303, %T A160712 304,305,306,308,309,402,403,404,405,406,407,408,501,502,504,505,506, %U A160712 507,508,602,603,604,605,606,608,609,702,703,704 %N A160712 Composite cyclops numbers (A134808). %Y A160712 Cf. A134808, A134809, A134148, A138131, A153806, A160711, A160717. %K A160712 base,easy,nonn %O A160712 1,1 %A A160712 _Omar E. Pol_, Jun 08 2009 %E A160712 Edited by _Omar E. Pol_, Jul 04 2009