A142445 Primes congruent to 37 mod 49.

37, 233, 331, 821, 919, 1213, 1409, 1801, 1997, 2389, 2683, 2879, 3271, 3467, 3761, 4153, 4349, 4447, 4643, 4937, 5231, 5623, 6113, 6211, 6701, 7583, 7681, 7877, 8171, 8269, 8563, 9151, 9739, 11503, 11699, 12973, 13267, 13463, 13757, 14051, 14149, 14639, 14737

Offset

1,1

Links

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

Formula

a(n) ~ 42n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Prime[Range[2500]], MemberQ[{37}, Mod[#, 49]] &] (* Vincenzo Librandi, Aug 28 2012 *)
Select[Range[37, 15000, 49], PrimeQ] (* Harvey P. Dale, Jul 11 2024 *)

Prog

(Magma) [p: p in PrimesUpTo(17000) | p mod 49 eq 37]; // Vincenzo Librandi, Aug 28 2012
(PARI) is(n)=isprime(n) && n%49==37 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A088544 A051463 A275750 * A155974 A190603 A142627

Adjacent sequences: A142442 A142443 A142444 * A142446 A142447 A142448

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved