A142512 Primes congruent to 9 mod 52.

61, 113, 269, 373, 997, 1049, 1153, 1361, 1621, 1777, 1933, 2089, 2141, 2297, 2557, 2609, 2713, 3181, 3389, 3701, 4013, 4273, 4481, 4637, 4793, 5209, 5261, 5417, 5521, 5573, 6197, 6301, 6353, 6977, 7237, 7393, 7549, 7757, 8017, 8069, 8329, 8537, 8641, 8693

Offset

1,1

Links

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

Formula

a(n) ~ 24n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Prime[Range[1300]], MemberQ[{9}, Mod[#, 52]] &] (* Vincenzo Librandi, Aug 29 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(9000) | p mod 52 eq 9]; // Vincenzo Librandi, Aug 29 2012
(PARI) is(n)=isprime(n) && n%52==9 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A140009 A197719 A140372 * A044248 A044629 A283425

Adjacent sequences: A142509 A142510 A142511 * A142513 A142514 A142515

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved