

A038875


Primes p with legendre(3,p) = 1.


4



2, 5, 7, 17, 19, 29, 31, 41, 43, 53, 67, 79, 89, 101, 103, 113, 127, 137, 139, 149, 151, 163, 173, 197, 199, 211, 223, 233, 257, 269, 271, 281, 283, 293, 307, 317, 331, 353, 367, 379, 389, 401, 439, 449, 461, 463
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OFFSET

1,1


COMMENTS

Apart from the first term, primes p such that 3 is not a square mod p.
Apart from the first term, identical to A003630.


LINKS

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


MATHEMATICA

Select[Prime@Range[120], JacobiSymbol[3, #] == 1 &] (* Vincenzo Librandi, Sep 09 2012 *)


CROSSREFS

Cf. A040117, A003630.
Sequence in context: A337986 A174281 A301916 * A019334 A045356 A158526
Adjacent sequences: A038872 A038873 A038874 * A038876 A038877 A038878


KEYWORD

nonn


AUTHOR

N. J. A. Sloane.


EXTENSIONS

Edited by D. S. McNeil, R. J. Mathar and N. J. A. Sloane, Aug 15 2010


STATUS

approved



