login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A059256 Primes p such that x^29 = 2 has no solution mod p. 3
59, 233, 349, 523, 929, 1103, 1277, 1451, 1567, 1741, 1973, 2089, 2437, 2843, 3307, 3539, 4003, 4177, 4409, 4583, 4931, 5279, 5569, 5743, 5801, 6091, 6323, 6961, 7019, 7193, 7309, 7541, 8179, 8237, 8353, 8527, 8933, 9049, 9281, 9397, 9629, 9803 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Complement of A049561 relative to A000040.

LINKS

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

MATHEMATICA

ok[p_]:= Reduce[Mod[x^29 - 2, p] == 0, x, Integers] == False; Select[Prime[Range[1300]], ok] (* Vincenzo Librandi, Sep 20 2012  *)

PROG

(MAGMA) [p: p in PrimesUpTo(10000) | not exists{x : x in ResidueClassRing(p) | x^29 eq 2} ]; // Vincenzo Librandi, Sep 20 2012

CROSSREFS

Cf. A000040, A049561.

Sequence in context: A142092 A142215 A141977 * A158666 A060331 A158670

Adjacent sequences:  A059253 A059254 A059255 * A059257 A059258 A059259

KEYWORD

nonn,easy

AUTHOR

Klaus Brockhaus, Jan 23 2001

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 14 05:00 EDT 2021. Contains 342941 sequences. (Running on oeis4.)