A142254 Primes congruent to 5 mod 43.

5, 263, 349, 521, 607, 1123, 1381, 1553, 1811, 2069, 2671, 2843, 3187, 3359, 3617, 4133, 4219, 4391, 4649, 4993, 5939, 6197, 6971, 7057, 7229, 7487, 7573, 8089, 8863, 9293, 9551, 10067, 11443, 11701, 11959, 12647, 13163, 13249, 13421, 13679, 14281, 14797

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[{5}, Mod[#, 43]]&] (* Vincenzo Librandi, Aug 24 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(15000) | p mod 43 eq 5 ]; // Vincenzo Librandi, Aug 24 2012
(PARI) is(n)=isprime(n) && n%43==5 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A003383 A195575 A195553 * A159954 A079681 A086656

Adjacent sequences: A142251 A142252 A142253 * A142255 A142256 A142257

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved