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 A179818 #6 Jul 14 2015 01:08:19 %S A179818 17,131,223,97,113,127,149,181,211,241,293,307,941,367,397,419,421, %T A179818 1303,457,479,487,557,587,631,1931,661,683,691,719,727,743,773,787, %U A179818 797,809,811,839,863,877,907,929,937,953,967,983,1009,1021,1049,1051,1087,1117 %N A179818 Primes in A179816. %C A179818 From _Robert G. Wilson v_, Aug 02 2010: (Start) %C A179818 These occur at the n-th decade: 1, 5, 8, 10, 12, 13, 15, 19, 22, 25, 30, ..., . %C A179818 And sorted the sequence is 17, 97, 113, 127, 131, 149, 181, 211, 223, 241, ..., . (End) %t A179818 f[n_] := Plus @@ Select[ Range[10 n + 1, 10 n + 9], PrimeQ]; Select[f@# & /@ Range[0, 111], PrimeQ] (* _Robert G. Wilson v_, Aug 02 2010 *) %Y A179818 Cf. A000040, A179816. %K A179818 easy,nonn %O A179818 0,1 %A A179818 _Odimar Fabeny_, Jul 28 2010 %E A179818 More terms from _Robert G. Wilson v_, Aug 02 2010