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 A182391 #8 Apr 30 2012 12:44:05 %S A182391 1,9,11,18,22,23,25,30,32,34,35,37,38,41,46,47,48,49,52,53,54,63,64, %T A182391 66,70,75,76,79,80,82,84,94,98,99,101,102,105,108,109,110,113,114,115, %U A182391 124,127,128,131,135,136,139,140,148,149,150,151,154,156,158,160 %N A182391 Numbers n for which A104272(n) = A080359(n). %C A182391 Number m is in the sequence iff 1) there exists only composite number k such that 2*k-1 is prime and A060715(k)=m; 2) there is no prime p such that 2*p-1 is prime and A060715(p)=m-1. %F A182391 A194217(n)=0. %Y A182391 Cf. A104272, A080359, A164554, A193507, A194184, A194186, A194217, A182366. %K A182391 nonn %O A182391 1,2 %A A182391 _Vladimir Shevelev_, Apr 27 2012