%I #11 Sep 08 2022 08:45:36
%S 197,283,541,971,1229,1487,1831,2003,2089,2347,2777,3121,3637,4153,
%T 4583,5099,5443,5701,6131,6217,6389,6733,6991,7507,7937,8539,8969,
%U 9227,9743,9829,10259,10861,11119,11549,11807,12323,12409,13183,13441,13613,14387
%N Primes congruent to 25 mod 43.
%H Vincenzo Librandi, <a href="/A142274/b142274.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[{25},Mod[#,43]]&] (* _Vincenzo Librandi_, Aug 25 2012 *)
%t Select[Range[25,15000,43],PrimeQ] (* _Harvey P. Dale_, Jun 17 2022 *)
%o (Magma) [p: p in PrimesUpTo(16000) | p mod 43 eq 25 ]; // _Vincenzo Librandi_, Aug 25 2012
%o (PARI) is(n)=isprime(n) && n%43==25 \\ _Charles R Greathouse IV_, Jul 03 2016
%Y Cf. A000040.
%K nonn,easy
%O 1,1
%A _N. J. A. Sloane_, Jul 11 2008
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