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 A019344 #17 Jul 03 2019 18:24:04
%S A019344 2,3,5,7,11,23,31,37,41,61,97,107,113,131,139,167,173,193,197,211,227,
%T A019344 233,269,277,283,311,313,317,347,367,379,401,419,431,439,449,479,487,
%U A019344 499,503,521,547,571,607,617,641,643,653,673,677,683,691,709,719,743,751,787
%N A019344 Primes with primitive root 17.
%H A019344 Vincenzo Librandi, <a href="/A019344/b019344.txt">Table of n, a(n) for n = 1..1000</a>
%H A019344 <a href="/index/Pri#primes_root">Index entries for primes by primitive root</a>
%t A019344 pr=17; Select[Prime[Range[200]], MultiplicativeOrder[pr, # ] == #-1 &]
%t A019344 Join[{2,3,5,7,11},Select[Prime[Range[200]],PrimitiveRoot[#,17]==17&]] (* _Harvey P. Dale_, Jul 03 2019 *)
%K A019344 nonn
%O A019344 1,1
%A A019344 _David W. Wilson_