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 A253706 #11 Jan 14 2015 11:08:51
%S A253706 2,509,128257,133294824621464999938178340471931877,
%T A253706 4596852049500861351052672455121859744010232939954169259264638023409631672658340253083284317818242062413
%N A253706 Primes in the 8th-order Fibonacci numbers A079262.
%C A253706 a(6) is too large to display here. It has 395 digits and is the 1322nd term in A079262.
%t A253706 a={0,0,0,0,0,0,0,1}; step=8; lst={}; For[n=step,n<=1000,n++, sum=Plus@@a; If[PrimeQ[sum], AppendTo[lst,sum]]; a=RotateLeft[a]; a[[step]]=sum]; lst
%o A253706 (PARI) lista(nn) = {gf = x^7/(1-x-x^2-x^3-x^4-x^5-x^6-x^7-x^8); for (n=0, nn, if (isprime(p=polcoeff(gf+O(x^(n+1)), n)), print1(p, ", ")););} \\ _Michel Marcus_, Jan 12 2015
%Y A253706 Cf. A001590, A001631, A100683, A231574, A231575, A232543, A214899, A020992, A233554, A214727, A234696, A141523, A235862, A214825, A235873, A001630, A241660, A247027, A000288, A247561, A000322, A248920, A000383, A247192, A060455, A253318, A079262, A253705.
%K A253706 nonn
%O A253706 1,1
%A A253706 _Robert Price_, Jan 09 2015