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A051095
Primes p such that x^52 = -2 has a solution mod p.
2
2, 3, 11, 19, 43, 59, 67, 73, 83, 89, 107, 113, 139, 163, 179, 211, 227, 233, 251, 257, 281, 283, 307, 331, 337, 347, 353, 379, 419, 467, 491, 499, 523, 563, 571, 577, 587, 593, 601, 617, 619, 643, 659, 683, 691, 739, 787, 811, 827, 881, 883, 907, 947, 971, 1019, 1033, 1049, 1051, 1091, 1097
OFFSET
1,1
COMMENTS
Complement of A216771 relative to A000040. - Vincenzo Librandi, Sep 17 2012
LINKS
MATHEMATICA
ok[p_]:= Reduce[Mod[x^52 + 2, p] == 0, x, Integers] =!= False; Select[Prime[Range[500]], ok] (* Vincenzo Librandi, Sep 16 2012 *)
PROG
(PARI) /* see A051071 */
(Magma) [p: p in PrimesUpTo(1100) | exists(t){x : x in ResidueClassRing(p) | x^52 eq - 2}]; // Vincenzo Librandi, Sep 16 2012
CROSSREFS
Sequence in context: A294668 A095282 A051071 * A051073 A051077 A051085
KEYWORD
nonn,easy
EXTENSIONS
More terms from Joerg Arndt, Jul 27 2011
STATUS
approved