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A142207 Primes congruent to 10 mod 41. 1

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

%S 379,461,953,1117,1609,2347,2593,3167,3331,3413,3659,3823,4397,4561,

%T 4643,4889,5381,5791,6037,6529,6857,7103,7349,7759,7841,8087,9973,

%U 10301,10711,10957,11777,11941,12269,12433,13007,13171,13417,13499,14401,15139,15467

%N Primes congruent to 10 mod 41.

%H Vincenzo Librandi, <a href="/A142207/b142207.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]==10&] (* _Harvey P. Dale_, Mar 09 2011 *)

%t Select[Prime[Range[5000]],MemberQ[{10},Mod[#,41]]&] (* _Vincenzo Librandi_, Aug 23 2012 *)

%o (Magma) [p: p in PrimesUpTo(16000) | p mod 41 eq 10 ]; // _Vincenzo Librandi_, Aug 23 2012

%o (PARI) is(n)=isprime(n) && n%41==10 \\ _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 19 09:22 EDT 2024. Contains 371782 sequences. (Running on oeis4.)