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A142847 Primes congruent to 49 mod 61. 1

%I #7 Sep 08 2022 08:45:37

%S 293,659,1879,3221,3343,3709,4441,5051,5417,5783,6271,6637,7247,7369,

%T 8101,8467,9199,9931,10663,11273,13103,13469,13591,14323,15299,15787,

%U 16519,16763,18593,18959,19081,19447,19813,20789,21277,21521,22619,22741,23473,24083

%N Primes congruent to 49 mod 61.

%H Vincenzo Librandi, <a href="/A142847/b142847.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Prime[Range[3000]], MemberQ[{49}, Mod[#, 61]] &] (* _Vincenzo Librandi_, Sep 05 2012 *)

%o (Magma) [p: p in PrimesUpTo(25000) | p mod 61 eq 49 ] ; // _Vincenzo Librandi_, Sep 05 2012

%Y Cf. A000040.

%K nonn,easy

%O 1,1

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

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Last modified April 25 16:45 EDT 2024. Contains 371989 sequences. (Running on oeis4.)