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A105878 Primes for which -6 is a primitive root. +0
2
13, 17, 19, 23, 41, 47, 61, 67, 71, 89, 109, 113, 137, 157, 167, 211, 229, 233, 257, 263, 277, 283, 331, 359, 373, 383, 397, 401, 449, 479, 503, 521, 523, 547, 569, 593, 599, 613, 619, 641, 647, 661, 691, 709, 719, 733, 739, 743, 757, 761, 787, 809, 811, 829, 839, 853 (list; graph; listen)
OFFSET

1,1

MATHEMATICA

pr=-6; Select[Prime[Range[200]], MultiplicativeOrder[pr, # ] == #-1 &]

CROSSREFS

Sequence in context: A156666 A165681 A167802 this_sequence A054476 A099184 A098095

Adjacent sequences: A105875 A105876 A105877 this_sequence A105879 A105880 A105881

KEYWORD

nonn

AUTHOR

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

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.


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