A142267 Primes congruent to 18 mod 43.

61, 233, 491, 577, 1093, 1523, 1609, 1867, 2039, 2297, 2383, 3329, 3673, 3931, 4447, 4877, 5393, 5479, 5651, 5737, 7027, 7457, 8059, 8231, 8317, 8747, 9091, 9349, 9521, 10037, 10639, 11069, 12101, 12703, 13219, 13477, 13649, 13907, 14251, 14423, 14767

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

Prog

(Magma) [p: p in PrimesUpTo(16000) | p mod 43 eq 18 ]; // Vincenzo Librandi, Aug 25 2012
(PARI) is(n)=isprime(n) && n%43==18 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A273364 A297731 A228130 * A034863 A251312 A158673

Adjacent sequences: A142264 A142265 A142266 * A142268 A142269 A142270

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved