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 A125252 #5 Jul 21 2013 07:05:34 %S A125252 307,797,1483,3023,4157,4283,5417,6397,6733,7027,7433,7867,9337,9743, %T A125252 9883,10037,10177,10303,10597,11423,11717,12823,14293,14503,18493, %U A125252 19963,20593,20873,21503,24247,24793,25703,26417,28433,28657,29917,30113 %N A125252 Primes p that divide Fibonacci[(p+1)/7]. %H A125252 Giovanni Resta, <a href="/A125252/b125252.txt">Table of n, a(n) for n = 1..1000</a> %t A125252 Select[Prime[Range[5000]], IntegerQ[Fibonacci[(#1+1)/7]/#1]&] %Y A125252 Cf. A125253 = Primes p that divide Fibonacci[(p-1)/7]. Cf. A122487 = Primes p that divide Fibonacci[(p+1)/2]. %K A125252 nonn %O A125252 1,1 %A A125252 _Alexander Adamchuk_, Nov 26 2006