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 A163273 #3 Mar 31 2012 14:00:42
%S A163273 1659,1669,1679,1689,3620,3621,3622,3623,3624,3630,3631,3632,3633,3634
%N A163273 Fixed points of A036742.
%F A163273 {n: A036742(n) = n}.
%K A163273 fini,full,nonn,base
%O A163273 1,1
%A A163273 _Claudio Meller_, Jul 24 2009
%E A163273 Edited by _R. J. Mathar_, Jul 27 2009