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A240094 Numbers with primitive root 14. 12
3, 9, 17, 19, 23, 27, 29, 53, 59, 73, 81, 83, 89, 97, 109, 127, 131, 149, 151, 227, 239, 241, 243, 251, 257, 263, 277, 283, 289, 307, 313, 317, 353, 359, 361, 373, 389, 419, 421, 431, 433, 467, 487, 521, 529, 541, 557, 563, 587, 593, 599, 601, 613, 631 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

pr = 14; Select[Range[2, 700], MultiplicativeOrder[pr, #] == EulerPhi[#] &]

CROSSREFS

Cf. numbers with positive primitive root r: A167791 (r=2), A167792 (r=3), A167793 (r=5), A167794 (r=6), A167795 (r=7), A167796 (r=8), A167797 (r=10), A240028 (r=11), A240030 (r=12), A240032 (r=13).

Cf. numbers with negative primitive root r: A167798 (r=-2), A167799 (r=-3), A167800 (r=-4), A167801 (r=-5), A167802 (r=-6), A167803 (r=-7), A167804 (r=-8), A167805 (r=-9), A167806 (r=-10), A240029 (r=-11), A240031 (r=-12), A240093 (r=-13), A240095 (r=-14).

Sequence in context: A145796 A056403 A181349 * A174180 A106676 A050795

Adjacent sequences:  A240091 A240092 A240093 * A240095 A240096 A240097

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi, Apr 01 2014

STATUS

approved

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Last modified July 18 21:25 EDT 2019. Contains 325144 sequences. (Running on oeis4.)