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 A156333 #5 Mar 30 2012 18:52:32 %S A156333 1,39,57,91,115,121,133,143,145,147,153,155,161,175,189,203,205,207, %T A156333 225,231,235,243,253,255,261,273,279,285,295,299,301,303,323,325,327, %U A156333 341,343,345,351,355,377,385,387,411,415,427,429,441,445,447,451,465,481,483 %N A156333 Odd nonprimes q=A141468(j) such that largest digit(j)+largest digit(q) is a prime. %C A156333 Subsequence of A014076 - _R. J. Mathar_, Feb 10 2009 %Y A156333 Cf. A000027, A000040, A141468. %K A156333 nonn,base,less %O A156333 1,2 %A A156333 _Juri-Stepan Gerasimov_, Feb 08 2009 %E A156333 Rephrased definition. Inserted 207. - _R. J. Mathar_, Feb 10 2009