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Vincenzo Librandi, Table of n, a(n) for n = 1..1000
Index entries for primes by primitive root
pr=91; Select[Prime[Range], MultiplicativeOrder[pr, # ] == #-1 &]
Sequence in context: A022118 A041339 A042925 * A040138 A240475 A107139
Adjacent sequences: A019410 A019411 A019412 * A019414 A019415 A019416
David W. Wilson