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A049594 Primes p such that x^62 = 2 has a solution mod p. 2
2, 7, 17, 23, 31, 41, 47, 71, 73, 79, 89, 97, 103, 113, 127, 137, 151, 167, 191, 193, 199, 223, 233, 239, 241, 257, 263, 271, 281, 313, 337, 353, 359, 367, 383, 401, 409, 431, 433, 439, 449, 457, 463, 479, 487, 503, 521, 569, 577, 593, 599, 601, 607, 617, 631 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Complement of A059646 relative to A000040. - Vincenzo Librandi, Sep 15 2012

LINKS

R. J. Mathar, Table of n, a(n) for n = 1..1000

R. J. Mathar, Maple programs for this and related sequences

Index entries for related sequences

MATHEMATICA

ok[p_]:= Reduce[Mod[x^62 - 2, p] == 0, x, Integers] =!= False; Select[Prime[Range[150]], ok] (* Vincenzo Librandi, Sep 15 2012 *)

PROG

(MAGMA) [p: p in PrimesUpTo(700) | exists(t){x : x in ResidueClassRing(p) | x^62 eq 2}]; // Vincenzo Librandi, Sep 15 2012

CROSSREFS

Cf. A000040, A059646.

Sequence in context: A105911 A038873 A141131 * A049590 A049570 A049566

Adjacent sequences:  A049591 A049592 A049593 * A049595 A049596 A049597

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified March 19 11:10 EDT 2019. Contains 321329 sequences. (Running on oeis4.)