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A040998 Primes p such that x^6 = 5 has a solution mod p. 2
2, 5, 11, 29, 41, 59, 71, 89, 101, 131, 149, 179, 181, 191, 199, 211, 239, 241, 251, 269, 281, 311, 359, 379, 389, 401, 409, 419, 431, 449, 461, 479, 491, 509, 521, 569, 599, 631, 641, 659, 691, 701, 719, 739 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Complement of A040999 relative to A000040. - Vincenzo Librandi, Sep 13 2012

LINKS

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

MATHEMATICA

ok[p_]:= Reduce[Mod[x^6- 5, p] == 0, x, Integers]=!=False; Select[Prime[Range[200]], ok] (* Vincenzo Librandi, Sep 13 2012 *)

PROG

(MAGMA) [p: p in PrimesUpTo(1000) | exists(t){x : x in ResidueClassRing(p) | x^6 eq 5}]; // Vincenzo Librandi, Sep 13 2012

CROSSREFS

Cf. A000040, A040999.

Sequence in context: A244531 A288390 A127331 * A215939 A309857 A117719

Adjacent sequences:  A040995 A040996 A040997 * A040999 A041000 A041001

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified June 5 11:52 EDT 2020. Contains 334840 sequences. (Running on oeis4.)