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 A104665 #3 Mar 30 2012 17:26:11 %S A104665 1,2,3,4,5,7,10,13,14,18,23,28,30,36,41,49,53,77,85,102,114,141,151, %T A104665 163,174,182,188,244,263,311,419,434,468,477,478,655,656,739,768,890, %U A104665 1002,1027,1099,1118,1166,1365,1397,1440,1574,1575 %N A104665 Positions of records in A105822. %C A104665 Is A105822 a permutation of positive integers? %Y A104665 Cf. A105822. %K A104665 nonn %O A104665 1,2 %A A104665 _Zak Seidov_, Apr 22 2005