A142026 Primes congruent to 22 mod 31.

53, 239, 487, 673, 797, 859, 983, 1231, 1789, 1913, 2099, 2161, 2347, 2657, 2719, 2843, 3463, 4021, 4517, 4703, 4889, 4951, 5261, 5323, 5881, 6067, 6563, 6997, 7121, 7307, 7369, 7741, 7927, 8237, 8423, 8609, 9043, 9539, 9601, 9787, 9973, 10159, 10531, 10903

Offset

1,1

Links

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

Formula

a(n) ~ 30n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Range[22, 20000, 31], PrimeQ] (* Vladimir Joseph Stephan Orlovsky, Apr 30 2011 *)

Prog

(Magma) [p: p in PrimesUpTo(12000) | p mod 31 eq 22 ]; // Vincenzo Librandi, Aug 17 2012
(PARI) is(n)=isprime(n) && n%31==22 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040, A142005, A142006, A142023.

Sequence in context: A142000 A053652 A142316 * A084669 A256339 A142357

Adjacent sequences: A142023 A142024 A142025 * A142027 A142028 A142029

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved