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 A129484 #17 Sep 08 2022 08:45:30 %S A129484 103,137,239,307,409,443,613,647,919,953,1021,1123,1259,1327,1361, %T A129484 1429,1531,1667,1871,1973,2143,2347,2381,2551,2687,2789,2857,3061, %U A129484 3163,3299,3469,3571,3673,3877,3911,4013,4217,4421,4523,4591,4931,4999,5101,5237 %N A129484 Primes of the form 17k + 1. %H A129484 Daniel Starodubtsev, <a href="/A129484/b129484.txt">Table of n, a(n) for n = 1..10000</a> %t A129484 Select[Range[1,5000,17],PrimeQ[#]&] (* _Vladimir Joseph Stephan Orlovsky_, Apr 03 2011 *) %o A129484 (PARI) cicadayear(n) = forstep(x=1,n,17,if(isprime(x),print1(x","))) %o A129484 (Magma) [n: n in [1..5000 by 17] | IsPrime(n)] ; // _Vincenzo Librandi_, Apr 04 2011 %Y A129484 Cf. A140544, A092074, A094657, A138623, A140545, A138629, A138633, A138631, A138627, A140542, A138625, A141865, A140540, A140543, A140541. %K A129484 easy,nonn %O A129484 1,1 %A A129484 _Cino Hilliard_, May 29 2007