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A105912 Primes for which -40 is a primitive root. 0
3, 17, 29, 31, 43, 71, 73, 79, 83, 97, 101, 107, 109, 137, 149, 151, 191, 193, 227, 229, 233, 257, 269, 271, 283, 307, 311, 347, 349, 353, 359, 389, 421, 431, 433, 439, 443, 461, 467, 479, 509, 523, 541, 563, 577, 587, 593, 599, 617, 661, 673, 683, 701, 709, 719, 751, 787 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

MATHEMATICA

pr=-40; Select[Prime[Range[200]], MultiplicativeOrder[pr, # ] == #-1 &]

CROSSREFS

Sequence in context: A045436 A167806 A007348 * A106085 A172487 A007490

Adjacent sequences:  A105909 A105910 A105911 * A105913 A105914 A105915

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Apr 24 2005

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Last modified February 17 11:42 EST 2012. Contains 206011 sequences.