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 A103386 #5 Mar 30 2012 18:40:27 %S A103386 2,3,5,7,17,31,71,127,157,227,257,293,349,419,503,65657,152833,172297, %T A103386 11229341,12584983,26532901,31220807,1164893671,1217349652999, %U A103386 2346608054761,8116583338373,53091879496979,9758833144565411 %N A103386 Primes in A103376. %C A103386 Intersection of A103376 with A000040. %e A103386 7 is in this sequence because A103376(27) = 7, which is prime. %t A103386 k = 8; Do[a[n] = 1, {n, k + 1}]; a[n_] := a[n] = a[n - k] + a[n - k - 1]; Union[Select[Array[a, 500], PrimeQ]] %Y A103386 Cf. A000040, A103376, A103382-A103391, A103396. %K A103386 nonn,easy %O A103386 1,1 %A A103386 _Jonathan Vos Post_, Feb 05 2005 %E A103386 Edited and extended by _Ray Chandler_, Feb 10 2005