A142287 Primes congruent to 38 mod 43.

167, 683, 769, 941, 1543, 1801, 1973, 2833, 3607, 3779, 4639, 5413, 5843, 6101, 6359, 6703, 6961, 7219, 7477, 7649, 7907, 7993, 8423, 8681, 9283, 10487, 10831, 11003, 11261, 11519, 11777, 11863, 12379, 12637, 12809, 13411, 13669, 13841, 15131, 15217, 15647

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[5000]], MemberQ[{38}, Mod[#, 43]]&] (* Vincenzo Librandi, Aug 25 2012 *)
Select[Range[38, 16000, 43], PrimeQ] (* Harvey P. Dale, Sep 06 2017 *)

Prog

(Magma) [p: p in PrimesUpTo(16000) | p mod 43 eq 38 ]; // _Vincenzo Librandi
(PARI) is(n)=isprime(n) && n%43==38 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A142776 A362542 A158218 * A167574 A250586 A201853

Adjacent sequences: A142284 A142285 A142286 * A142288 A142289 A142290

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved