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A142230 Primes congruent to 33 mod 41. 1

%I #12 Sep 08 2022 08:45:36

%S 197,443,607,853,1181,1427,2083,2411,2657,2903,3067,3313,3559,4051,

%T 4133,4297,4789,4871,5281,5527,6101,7331,7577,7741,7823,8069,8233,

%U 8807,8971,9463,9791,10037,10529,10939,11677,11923,12251,12497,12743,12907,13399

%N Primes congruent to 33 mod 41.

%H Vincenzo Librandi, <a href="/A142230/b142230.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 40n log n. - _Charles R Greathouse IV_, Jul 03 2016

%t Select[Prime[Range[2000]],Mod[#,41]==33&]

%t Select[Prime[Range[5000]],MemberQ[{33},Mod[#,41]]&] (* _Vincenzo Librandi_, Aug 24 2012 *)

%o (Magma) [p: p in PrimesUpTo(17000) | p mod 41 eq 33 ]; /_Vincenzo Librandi_, Aug 24 2012

%o (PARI) is(n)=isprime(n) && n%41==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 March 29 05:48 EDT 2024. Contains 371265 sequences. (Running on oeis4.)