A142579 Primes congruent to 49 mod 53.

367, 1109, 1321, 1427, 2063, 2381, 2593, 2699, 3229, 3547, 4289, 5879, 6091, 6197, 6833, 7151, 7681, 8317, 8423, 8741, 9059, 9377, 9907, 10331, 10861, 11497, 12239, 12451, 13723, 13829, 14783, 15101, 15313, 15737, 16267, 16691, 16903, 17327, 17539, 18493

Offset

1,1

Links

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

Formula

a(n) ~ 52n log n. - Charles R Greathouse IV, Jul 04 2016

Mathematica

Select[Prime[Range[2600]], MemberQ[{49}, Mod[#, 53]] &] (* Vincenzo Librandi, Aug 30 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(20000) | p mod 53 eq 49]; // Vincenzo Librandi, Ayg 30 2012
(PARI) is(n)=isprime(n) && n%53==49 \\ Charles R Greathouse IV, Jul 04 2016

Crossrefs

Cf. A000040.

Sequence in context: A065556 A068357 A067891 * A336981 A307010 A098823

Adjacent sequences: A142576 A142577 A142578 * A142580 A142581 A142582

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved