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A142121 Primes congruent to 12 mod 37. 3

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

%S 197,271,419,641,863,937,1307,1381,1973,2269,2417,2713,2861,3083,3527,

%T 3823,4637,4933,5081,5303,5821,6043,6709,6857,7079,7523,8263,8707,

%U 8929,9151,9521,9743,9817,10039,10631,10853,11149,11519,11593,12037,12703,13147,13591

%N Primes congruent to 12 mod 37.

%H Vincenzo Librandi, <a href="/A142121/b142121.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 36n log n. - _Charles R Greathouse IV_, Jul 02 2016

%t Select[Range[12,20000,37],PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, May 08 2011 *)

%t Select[Prime[Range[5000]],MemberQ[{12},Mod[#,37]]&] (* _Vincenzo Librandi_, Aug 19 2012 *)

%o (Magma)[p: p in PrimesUpTo(15000) | p mod 37 eq 12 ]; // _Vincenzo Librandi_, Aug 19 2012

%o (PARI) is(n)=isprime(n) && n%37==12 \\ _Charles R Greathouse IV_, Jul 02 2016

%Y Cf. A000040, A142118, A142119, A142120.

%K nonn,easy

%O 1,1

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

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Last modified August 1 19:22 EDT 2024. Contains 374817 sequences. (Running on oeis4.)