A019346 Primes with primitive root 19.

2, 7, 11, 13, 23, 29, 37, 41, 43, 47, 53, 83, 89, 113, 139, 163, 173, 191, 193, 239, 251, 257, 263, 269, 281, 293, 311, 317, 337, 347, 359, 367, 401, 419, 433, 443, 449, 463, 467, 479, 491, 499, 503, 509, 521, 569, 571, 587, 601, 619, 631, 641, 643, 647, 673, 677, 719

Offset: 1

Author

David W. Wilson

Keywords

• nonn
• easy

Links

• Vincenzo Librandi, Table of n, a(n) for n = 1..1000
• Index entries for primes by primitive root

Programs

Mathematica

Select[Prime[Range[200]], MultiplicativeOrder[19, #] == # - 1 &]