A142558 Primes congruent to 28 mod 53.

293, 823, 929, 1459, 1777, 2731, 2837, 3049, 4003, 4639, 4957, 5381, 6229, 6547, 6653, 6971, 7607, 8243, 9091, 9833, 10151, 11317, 11423, 11953, 12377, 12589, 12907, 13331, 13649, 13967, 15451, 16087, 16193, 16829, 17041, 17359, 17783, 18313, 19267, 19373

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[{28}, Mod[#, 53]] &] (* Vincenzo Librandi, Aug 30 2012 *)
Select[Range[28, 20000, 53], PrimeQ] (* Harvey P. Dale, Sep 05 2022 *)

Prog

(Magma) [p: p in PrimesUpTo(20000) | p mod 53 eq 28]; // Vincenzo Librandi, Aug 30 2012
(PARI) is(n)=isprime(n) && n%53==28 \\ Charles R Greathouse IV, Jul 04 2016

Crossrefs

Cf. A000040.

Sequence in context: A251675 A142784 A142847 * A251674 A217182 A109562

Adjacent sequences: A142555 A142556 A142557 * A142559 A142560 A142561

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved