A142527 - OEIS

%I #11 Sep 08 2022 08:45:36

%S 43,199,251,563,719,823,1031,1187,1291,1447,1499,1759,1811,2383,2539,

%T 2591,2851,2903,3163,3319,3371,3527,3631,3943,4099,4463,4567,4723,

%U 4931,5087,5347,5399,5503,5659,5711,5867,6491,6803,6907,6959,7219,7583,7687,8311

%N Primes congruent to 43 mod 52.

%H Vincenzo Librandi, <a href="/A142527/b142527.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 24n log n. - _Charles R Greathouse IV_, Jul 03 2016

%t Select[Prime[Range[1300]], MemberQ[{43}, Mod[#, 52]] &] (* _Vincenzo Librandi_, Aug 29 2012 *)

%t Select[Range[43,8400,52],PrimeQ] (* _Harvey P. Dale_, Oct 18 2013 *)

%o (Magma) [p: p in PrimesUpTo(10000) | p mod 52 eq 43]; // _Vincenzo Librandi_, Aug 29 2012

%o (PARI) is(n)=isprime(n) && n%52==43 \\ _Charles R Greathouse IV_, Jul 03 2016

%Y Cf. A000040.

%K nonn,easy

%O 1,1

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