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A040169 Primes p such that x^5 = 6 has a solution mod p. 2
2, 3, 5, 7, 13, 17, 19, 23, 29, 31, 37, 43, 47, 53, 59, 67, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 137, 139, 149, 157, 163, 167, 173, 179, 191, 193, 197, 199, 223, 227, 229, 233, 239, 257, 263, 269, 277 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

ok [p_]:=Reduce[Mod[x^5 - 6, p]== 0, x, Integers]=!= False; Select[Prime[Range[130]], ok] (* Vincenzo Librandi, Sep 12 2012 *)

PROG

(MAGMA) [p: p in PrimesUpTo(400) | exists(t){x : x in ResidueClassRing(p) | x^5 eq 6}]; // // Vincenzo Librandi, Sep 12 2012

CROSSREFS

Sequence in context: A106118 A029743 A042990 * A040165 A162950 A259187

Adjacent sequences:  A040166 A040167 A040168 * A040170 A040171 A040172

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified December 10 11:17 EST 2018. Contains 318047 sequences. (Running on oeis4.)