login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A038917 Primes p such that 39 is a square mod p. 1
2, 3, 5, 7, 13, 19, 23, 31, 41, 61, 67, 89, 107, 131, 137, 149, 151, 157, 163, 179, 181, 191, 197, 223, 251, 263, 271, 277, 281, 293, 307, 311, 313, 317, 331, 337, 347, 353, 373, 379, 401, 419, 433, 443, 449, 461 (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[39, #] != -1 &] (* Vincenzo Librandi, Sep 07 2012 *)

CROSSREFS

Sequence in context: A082885 A118371 A153591 * A124661 A134266 A233043

Adjacent sequences:  A038914 A038915 A038916 * A038918 A038919 A038920

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

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 | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified February 20 02:47 EST 2018. Contains 299357 sequences. (Running on oeis4.)