%I
%S 2,11,17,29,37,47,53,59,73,79,83,97,109,113,127,167,173,199,211,227,
%T 229,233,239,241,257,269,359,367,383,389,397,409,421,431,439,457,479,
%U 523,569,571,577,587,607,641,653,677,683,701,709,727,743,751,797,809,827,839,857
%N Primes with primitive root 39.
%H Vincenzo Librandi, <a href="/A019364/b019364.txt">Table of n, a(n) for n = 1..1000</a>
%H <a href="/index/Pri#primes_root">Index entries for primes by primitive root</a>
%t pr=39; Select[Prime[Range[200]], MultiplicativeOrder[pr, # ] == #1 &]
%K nonn
%O 1,1
%A _David W. Wilson_
