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A105911
Primes for which -39 is a primitive root.
1
2, 7, 17, 23, 29, 37, 53, 67, 73, 97, 107, 109, 113, 151, 163, 173, 179, 229, 233, 241, 251, 257, 263, 269, 307, 311, 331, 347, 389, 397, 409, 419, 421, 443, 457, 467, 491, 503, 563, 569, 577, 641, 643, 647, 653, 659, 677, 701, 709, 719, 739, 787, 797, 809, 857, 877, 881
OFFSET
1,1
MATHEMATICA
pr=-39; Select[Prime[Range[200]], MultiplicativeOrder[pr, # ] == #-1 &]
CROSSREFS
Sequence in context: A182575 A074884 A227144 * A038873 A141131 A049594
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Apr 24 2005
STATUS
approved