%I #12 Sep 08 2022 08:45:36
%S 179,367,461,743,1213,1307,1777,1871,2153,2341,2999,3187,3469,4127,
%T 4409,4597,4691,4973,5443,6007,6101,6571,6947,7229,7417,7699,7793,
%U 8263,9109,9203,9391,9767,10331,10613,11083,11177,12211,13151,13339,13903,13997,14561
%N Primes congruent to 38 mod 47.
%H Vincenzo Librandi, <a href="/A142389/b142389.txt">Table of n, a(n) for n = 1..1000</a>
%F a(n) ~ 46n log n. - _Charles R Greathouse IV_, Jul 03 2016
%t Select[Prime[Range[2000]],Mod[#,47]==38&] (* _Harvey P. Dale_, Oct 24 2011 *)
%t Select[Prime[Range[2500]], MemberQ[{38}, Mod[#, 47]] &] (* _Vincenzo Librandi_, Aug 27 2012 *)
%o (Magma) [p: p in PrimesUpTo(18000) | p mod 47 eq 38]; // _Vincenzo Librandi_, Aug 27 2012 *)
%o (PARI) is(n)=isprime(n) && n%47==38 \\ _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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