A105879 Primes for which -7 is a primitive root.

2, 3, 5, 13, 17, 31, 41, 47, 59, 61, 83, 89, 97, 101, 103, 131, 139, 167, 173, 199, 227, 229, 241, 251, 257, 269, 271, 283, 293, 307, 349, 383, 397, 433, 461, 467, 479, 503, 509, 521, 523, 563, 577, 587, 593, 601, 619, 643, 647, 677, 691, 719, 727, 733, 761, 773, 787, 797

Offset

1,1

Links

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

Index entries for primes by primitive root

Mathematica

pr=-7; Select[Prime[Range[200]], MultiplicativeOrder[pr, # ] == #-1 &]

Crossrefs

Sequence in context: A231481 A284669 A154554 * A066111 A065820 A163268

Adjacent sequences: A105876 A105877 A105878 * A105880 A105881 A105882

Keyword

nonn

Author

N. J. A. Sloane, Apr 24 2005

Status

approved