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A142214 Primes congruent to 17 mod 41. 2

%I #15 Sep 08 2022 08:45:36

%S 17,181,263,509,673,919,1493,1657,2477,2887,2969,3461,4363,4691,4937,

%T 5101,5347,5839,6577,6659,6823,7069,7151,7561,7643,8053,8627,9283,

%U 9857,10103,10267,10513,11087,11251,11497,11579,11743,12071,12809,12973,13219,13711

%N Primes congruent to 17 mod 41.

%H Vincenzo Librandi, <a href="/A142214/b142214.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 40n log n. - _Charles R Greathouse IV_, Jul 02 2016

%t Select[Range[17,30000,41],PrimeQ] (* _Vladimir Joseph Stephan Orlovsky_, Jun 03 2011 *)

%t Select[Prime[Range[5000]],MemberQ[{17},Mod[#,41]]&] (* _Vincenzo Librandi_, Aug 23 2012 *)

%o (Magma) [p: p in PrimesUpTo(16000) | p mod 41 eq 17 ]; // _Vincenzo Librandi_, Aug 23 2012

%o (PARI) is(n)=isprime(n) && n%41==17 \\ _Charles R Greathouse IV_, Jul 02 2016

%Y Cf. A000040, A142213.

%K nonn,easy

%O 1,1

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

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Last modified April 18 14:42 EDT 2024. Contains 371780 sequences. (Running on oeis4.)