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A040068 Primes p such that x^3 = 14 has no solution mod p. 2
19, 31, 43, 61, 73, 97, 109, 127, 151, 163, 181, 199, 211, 229, 241, 271, 277, 283, 307, 313, 331, 337, 349, 367, 373, 397, 421, 433, 457, 463, 487, 499, 541, 547, 571, 601, 607, 613, 631, 643, 661, 673, 691 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Complement of A040067 relative to A000040. - Vincenzo Librandi, Sep 17 2012

LINKS

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

MATHEMATICA

ok[p_]:= Reduce[Mod[x^3 - 14, p] == 0, x, Integers] == False; Select[Prime[Range[200]], ok] (* Vincenzo Librandi, Sep 17 2012  *)

PROG

(MAGMA) [p: p in PrimesUpTo(1000) | not exists{x : x in ResidueClassRing(p) | x^3 eq 14} ]; // Vincenzo Librandi, Sep 17 2012

CROSSREFS

Sequence in context: A157995 A043298 A286313 * A096787 A104006 A117065

Adjacent sequences:  A040065 A040066 A040067 * A040069 A040070 A040071

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified August 11 08:05 EDT 2022. Contains 356055 sequences. (Running on oeis4.)