login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A038920 Primes p such that 41 is not a square mod p. 2
3, 7, 11, 13, 17, 19, 29, 47, 53, 67, 71, 79, 89, 97, 101, 109, 137, 149, 151, 157, 167, 179, 181, 191, 193, 199, 211, 227, 229, 233, 239, 257, 263, 281, 293, 311, 313, 317, 331, 347, 383, 397, 421, 439, 457, 463 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Also, primes p that are not squares mod 41 (from the quadratic reciprocity law). - Lekraj Beedassy, Jul 13 2004
LINKS
MATHEMATICA
Select[Prime@Range[120], JacobiSymbol[41, #] == -1 &] (* Vincenzo Librandi, Sep 09 2012 *)
CROSSREFS
Sequence in context: A310193 A226014 A023236 * A361822 A091633 A166559
KEYWORD
nonn
AUTHOR
EXTENSIONS
Offset changed from 0 to 1 by Vincenzo Librandi, Sep 09 2012
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 13:42 EDT 2024. Contains 371254 sequences. (Running on oeis4.)