A142795 Primes congruent to 43 mod 60.

43, 103, 163, 223, 283, 463, 523, 643, 823, 883, 1063, 1123, 1303, 1423, 1483, 1543, 1663, 1723, 1783, 2083, 2143, 2203, 2383, 2503, 2683, 2803, 3163, 3343, 3463, 3583, 3643, 3823, 3943, 4003, 4243, 4363, 4423, 4483, 4603, 4663, 4723, 4783, 4903, 5023, 5323

Offset

1,1

Links

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

Formula

a(n) ~ 16n log n. - Charles R Greathouse IV, Jul 03 2016

Mathematica

Select[Prime[Range[900]], MemberQ[{43}, Mod[#, 60]] &] (* Vincenzo Librandi, Sep 04 2012 *)
Select[Range[43, 5500, 60], PrimeQ] (* Harvey P. Dale, Nov 25 2012 *)

Prog

(Magma) [p: p in PrimesUpTo(6000) | p mod 60 eq 43 ]; // Vincenzo Librandi, Sep 04 2012
(PARI) is(n)=isprime(n) && n%60==43 \\ Charles R Greathouse IV, Jul 03 2016

Crossrefs

Cf. A000040.

Sequence in context: A253952 A033227 A106888 * A325077 A023293 A115606

Adjacent sequences: A142792 A142793 A142794 * A142796 A142797 A142798

Keyword

nonn,easy

Author

N. J. A. Sloane, Jul 11 2008

Status

approved