A142260 - OEIS

%I #13 Sep 08 2022 08:45:36

%S 11,97,269,613,1129,1301,1559,2161,2333,2591,2677,3623,3709,3881,3967,

%T 4139,4397,4483,4999,5171,6203,6547,6719,6977,7321,8009,8353,8783,

%U 9041,9127,9643,9901,10159,10331,10589,10847,11621,12653,12739,12911,13513,14029

%N Primes congruent to 11 mod 43.

%H Vincenzo Librandi, <a href="/A142260/b142260.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 42n log n. - _Charles R Greathouse IV_, Jul 03 2016

%t Select[Prime[Range[5000]], MemberQ[{11}, Mod[#, 43]] &] (* _Vincenzo Librandi_, Aug 25 2012 *)

%t Select[Range[11,15000,43],PrimeQ] (* _Harvey P. Dale_, May 29 2013 *)

%o (Magma) [p: p in PrimesUpTo(17000) | p mod 43 eq 11 ]; // _Vincenzo Librandi_, Aug 25 2012

%o (PARI) is(n)=isprime(n) && n%43==11 \\ _Charles R Greathouse IV_, Jul 03 2016

%Y Cf. A000040.

%K nonn,easy

%O 1,1

%A _N. J. A. Sloane_, Jul 11 2008