A142068 - OEIS

%I #12 Sep 08 2022 08:45:35

%S 131,197,263,461,593,659,857,1187,1319,1451,1583,1847,1913,1979,2111,

%T 2243,2309,2441,2837,2903,2969,3167,3299,3761,4091,4157,4289,4421,

%U 4751,4817,5081,5147,5279,5477,5741,5807,5939,6203,6269,6599,6863,7127,7193,7457

%N Primes congruent to 32 mod 33.

%H Vincenzo Librandi, <a href="/A142068/b142068.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 20n log n. - _Charles R Greathouse IV_, Jul 02 2016

%t Select[Range[32, 20000, 33], PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, Jun 24 2011 *)

%t Select[Prime[Range[3000]],MemberQ[{32},Mod[#,33]]&] (* _Vincenzo Librandi_, Aug 18 2012 *)

%o (Magma) [p: p in PrimesUpTo(8000) | p mod 33 eq 32 ]; // _Vincenzo Librandi_, Aug 18 2012

%o (PARI) is(n)=isprime(n) && n%33==32 \\ _Charles R Greathouse IV_, Jul 02 2016

%Y Cf. A000040, A142067.

%K nonn,easy

%O 1,1

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