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 A226017 #5 May 23 2013 14:36:06 %S A226017 3,5,7,11,23,43,47,67,83,101,113,131,137,139,151,157,173,179,181,191, %T A226017 193,197,199,211,223,227,263,283,311,313,317,331,337,353,359,373,379, %U A226017 397,443,463,467,487,557,571,577,593,599,607,643,647,683,719,733,739 %N A226017 Primes such that sum of odd digits is also prime. %C A226017 Primes such that A104260(n) is prime. %e A226017 181 is a member since sum of odd digits=2. %t A226017 soQ[n_]:=PrimeQ[Total[Select[IntegerDigits[n],OddQ[#] &]]]; Select[Prime[Range[132]],soQ[#] &] %Y A226017 Cf. A071649, A104260. %K A226017 nonn,base,less %O A226017 1,1 %A A226017 _Jayanta Basu_, May 23 2013