A142261 Primes congruent to 12 mod 43.

227, 313, 571, 743, 829, 1087, 1259, 1861, 2377, 2549, 3323, 3581, 4441, 4871, 4957, 5387, 5903, 6247, 6763, 7193, 7451, 7537, 8053, 8311, 8741, 8999, 9257, 9343, 9601, 9859, 10289, 10891, 11149, 11321, 11579, 11923, 12611, 12697, 13127, 13729, 13901

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[{12}, Mod[#, 43]]&] (* Vincenzo Librandi, Aug 25 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(17000) | p mod 43 eq 12 ]; // Vincenzo Librandi, Aug 25 2012
(PARI) is(n)=isprime(n) && n%43==12 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A179141 A259059 A333425 * A117458 A252026 A210513

Adjacent sequences: A142258 A142259 A142260 * A142262 A142263 A142264

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved