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 A175097 #2 Mar 30 2012 17:26:31 %S A175097 3,5,31,61,163,193,227,383,401,521,631,653,883,1019,1151,1229,1433, %T A175097 1601,1669,1801,1873,2437,2729,3191,3671,4013,4049,4127,4447,5507, %U A175097 5651,5701,5813,6079,6199,6353,6569,6823,6857,7507,7529,7873,7907,8291,8419,8461 %N A175097 Primes in A139013. %Y A175097 Cf. A062703, A074924, A139013. %K A175097 nonn %O A175097 1,1 %A A175097 _Zak Seidov_, Feb 03 2010