A296928 - OEIS

A296928

Primes p such that Legendre(-13,p) = 0 or 1.

7, 11, 13, 17, 19, 29, 31, 47, 53, 59, 61, 67, 71, 83, 101, 113, 151, 157, 163, 167, 173, 181, 223, 227, 233, 239, 257, 269, 271, 277, 307, 313, 331, 337, 359, 373, 379, 383, 389, 431, 433, 463, 479, 487, 499, 521, 569, 587, 601, 619, 631

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

OFFSET

1,1

COMMENTS

Primes == 1, 7, 9, 11, 13, 15, 17, 19, 25, 29, 31, 47, or 49 (mod 52). - Robert Israel, Dec 27 2017

LINKS

Robert Israel, Table of n, a(n) for n = 1..10003

MAPLE

Load the Maple program HH given in A296920. Then run HH(-13, 200); This produces A296926, A296927, A296928, A105885.

select(isprime, [seq(seq(52*i+j, j=[1, 7, 9, 11, 13, 15, 17, 19, 25, 29, 31, 47, 49]), i=0..50)]); # Robert Israel, Dec 27 2017

CROSSREFS

Sequence in context: A271000 A293658 A168079 * A358743 A243768 A141636

Adjacent sequences: A296925 A296926 A296927 * A296929 A296930 A296931

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Dec 26 2017

STATUS

approved