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A105897
Primes for which -25 is a primitive root.
1
2, 3, 7, 11, 19, 23, 43, 47, 59, 79, 83, 103, 107, 131, 139, 151, 167, 179, 223, 227, 239, 263, 283, 307, 311, 331, 347, 359, 383, 419, 431, 439, 443, 463, 467, 479, 491, 499, 503, 523, 547, 563, 571, 587, 599, 607, 619, 647, 659, 683, 719, 727, 743, 751, 787, 811, 839
OFFSET
1,1
MATHEMATICA
pr=-25; Select[Prime[Range[200]], MultiplicativeOrder[pr, # ] == #-1 &]
CROSSREFS
Sequence in context: A045326 A214029 A195602 * A129386 A278699 A238569
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Apr 24 2005
STATUS
approved