

A040064


Primes p such that x^3 = 12 has no solution mod p.


2



7, 31, 37, 43, 61, 67, 73, 103, 109, 127, 139, 151, 157, 163, 181, 193, 223, 229, 241, 271, 277, 283, 313, 337, 349, 367, 379, 397, 409, 421, 433, 457, 523, 541, 547, 571, 577, 601, 607, 613, 619, 631, 661, 691
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OFFSET

1,1


COMMENTS

Complement of A040062 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  12, 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 12} ]; // Vincenzo Librandi, Sep 17 2012


CROSSREFS

Sequence in context: A167768 A103630 A205711 * A241101 A238664 A272201
Adjacent sequences: A040061 A040062 A040063 * A040065 A040066 A040067


KEYWORD

nonn,easy


AUTHOR

N. J. A. Sloane.


STATUS

approved



