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A142282 Primes congruent to 33 mod 43. 1

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

%S 463,1151,1237,1409,1667,1753,2011,2269,2441,2699,2957,3301,3559,3989,

%T 4591,5021,5107,5279,5623,5881,6053,6311,6397,6569,6827,7687,8117,

%U 8461,8719,9923,10009,10181,10267,11213,11299,11471,11987,12073,12503,12589,13879

%N Primes congruent to 33 mod 43.

%H Vincenzo Librandi, <a href="/A142282/b142282.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[{33},Mod[#,43]]&] (* _Vincenzo Librandi_, Aug 25 2012 *)

%t Select[Range[33,14000,43],PrimeQ] (* _Harvey P. Dale_, Aug 09 2013 *)

%o (Magma) [p: p in PrimesUpTo(16000) | p mod 43 eq 33 ]; // _Vincenzo Librandi_,

%o (PARI) is(n)=isprime(n) && n%43==33 \\ _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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Last modified April 23 07:34 EDT 2024. Contains 371905 sequences. (Running on oeis4.)