%I #12 Sep 08 2022 08:45:35
%S 47,79,239,271,367,431,463,719,751,911,1039,1103,1231,1327,1423,1487,
%T 1583,1871,1999,2063,2287,2351,2383,2447,2543,2671,2767,2927,3023,
%U 3119,3343,3407,3631,3727,3823,3919,4079,4111,4271,4463,4591,4751,4783,4943,5039
%N Primes congruent to 15 mod 32.
%H Vincenzo Librandi, <a href="/A142041/b142041.txt">Table of n, a(n) for n = 1..1000</a>
%F a(n) ~ 16n log n. - _Charles R Greathouse IV_, Jul 03 2016
%t Select[Range[15, 20000, 32], PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, Jun 24 2011 *)
%t Select[Prime[Range[2000]],MemberQ[{15},Mod[#,32]]&] (* _Vincenzo Librandi_, Aug 18 2012 *)
%o (Magma) [p: p in PrimesUpTo(6000) | p mod 32 eq 15 ]; // _Vincenzo Librandi_, Aug 18 2012
%o (PARI) is(n)=isprime(n) && n%32==15 \\ _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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