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A038915 Primes p such that 38 is a square mod p. 1
2, 11, 13, 17, 19, 29, 31, 37, 43, 53, 71, 73, 79, 83, 103, 109, 127, 131, 137, 139, 151, 163, 167, 173, 181, 223, 233, 251, 269, 283, 293, 313, 317, 347, 353, 373, 383, 419, 421, 431, 439, 443, 457, 467, 487, 491 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

MATHEMATICA

Select[Prime[Range[100]], JacobiSymbol[38, #] != -1 &] (* Vincenzo Librandi, Sep 07 2012 *)

CROSSREFS

Sequence in context: A172071 A058048 A241659 * A166849 A119449 A243586

Adjacent sequences:  A038912 A038913 A038914 * A038916 A038917 A038918

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified April 20 22:22 EDT 2019. Contains 322310 sequences. (Running on oeis4.)