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A105884 Primes for which -12 is a primitive root. 1
5, 17, 23, 41, 47, 53, 59, 71, 83, 101, 107, 113, 131, 137, 149, 167, 173, 179, 191, 197, 227, 239, 251, 257, 263, 269, 281, 293, 311, 317, 347, 353, 359, 383, 389, 401, 419, 443, 449, 461, 467, 479, 503, 509, 557, 563, 569, 587, 593, 599, 617, 641, 647, 653, 683, 701 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

MATHEMATICA

pr=-12; Select[Prime[Range[200]], MultiplicativeOrder[pr, # ] == #-1 &]

CROSSREFS

Sequence in context: A153504 A044438 A101414 * A019410 A133423 A154632

Adjacent sequences:  A105881 A105882 A105883 * A105885 A105886 A105887

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Apr 24 2005

STATUS

approved

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Last modified November 28 01:41 EST 2014. Contains 250286 sequences.