login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A142199 Primes congruent to 2 mod 41. 17

%I #21 Sep 08 2022 08:45:35

%S 2,43,617,863,1109,1601,1847,2011,2339,2503,2749,3323,3733,4799,5209,

%T 5701,5783,6029,6521,7013,7177,7669,8161,8243,9227,9391,9473,9719,

%U 9883,10211,10457,10867,10949,11113,11933,12097,12343,12589,12671,12917,13163,13327

%N Primes congruent to 2 mod 41.

%H Vincenzo Librandi, <a href="/A142199/b142199.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Range[2,30000,41],PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, May 17 2011 *)

%t Select[Prime[Range[5000]],MemberQ[{2},Mod[#,41]]&] (* _Vincenzo Librandi_, Aug 23 2012 *)

%o (Magma) [p: p in PrimesUpTo(14000) | p mod 41 eq 2 ]; // _Vincenzo Librandi_, Aug 23 2012

%o (PARI) is(n)=isprime(n) && n%41==2 \\ _Charles R Greathouse IV_, Jul 01 2016

%Y Cf. A000040, A059236, A142200, A142201.

%K nonn,easy

%O 1,1

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

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 07:53 EDT 2024. Contains 371964 sequences. (Running on oeis4.)