login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A019421 Primes with primitive root 99. 9
2, 17, 23, 41, 47, 59, 67, 71, 73, 101, 103, 109, 149, 173, 179, 191, 197, 199, 223, 233, 241, 251, 277, 293, 311, 331, 337, 349, 367, 373, 379, 383, 409, 419, 443, 457, 461, 467, 499, 541, 557, 569, 587, 593, 599, 613, 619, 631, 643, 673, 677, 683, 691, 719, 733, 761 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

To allow primes less than the specified primitive root m (here, 99) to be included, we use the essentially equivalent definition "Primes p such that the multiplicative order of m mod p is p-1". This comment applies to all of A019334-A019421. - N. J. A. Sloane, Dec 03 2019

LINKS

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

Index entries for primes by primitive root

MATHEMATICA

pr=99; Select[Prime[Range[200]], MultiplicativeOrder[pr, # ] == #-1 &]

CROSSREFS

Sequence in context: A049574 A018643 A094668 * A105901 A154963 A049562

Adjacent sequences:  A019418 A019419 A019420 * A019422 A019423 A019424

KEYWORD

nonn

AUTHOR

David W. Wilson

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 8 11:20 EST 2021. Contains 341948 sequences. (Running on oeis4.)