A038919 - OEIS

A038919

Primes p such that 41 is a square mod p.

2, 5, 23, 31, 37, 41, 43, 59, 61, 73, 83, 103, 107, 113, 127, 131, 139, 163, 173, 197, 223, 241, 251, 269, 271, 277, 283, 307, 337, 349, 353, 359, 367, 373, 379, 389, 401, 409, 419, 431, 433, 443, 449, 461, 467

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

The only difference between this sequence and A191030 is the presence of a(6) = 41. - Zak Seidov, May 24 2013

LINKS

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

MATHEMATICA

Select[Prime[Range[100]], JacobiSymbol[41, #] != -1 &] (* Vincenzo Librandi, Sep 07 2012 *)

CROSSREFS

Cf. A191030. - Zak Seidov, May 24 2013

Sequence in context: A019368 A141171 A180535 * A141181 A191030 A233074

Adjacent sequences: A038916 A038917 A038918 * A038920 A038921 A038922

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved