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 A085418 #5 Mar 30 2012 17:26:09 %S A085418 3,5,17,11,29,19,41,127,53,89,67,107,83,277,113,233,113,79,127,157, %T A085418 139,101,181,113,293,127,313,257,199,239,223,163,239,173,257,467,271, %U A085418 541,461,383,349,223,563,787,383,389,1021,271,647,1489,389,509,1789,773,983 %N A085418 Primes reached in A085417. %e A085418 a(3)=17 because prime[3]=5 and 5+(3+4+5)=17 is a prime. %Y A085418 Cf. A085415, A085416, A085417. %K A085418 easy,nonn %O A085418 1,1 %A A085418 _Zak Seidov_, Jun 30 2003