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%I #9 Sep 08 2022 08:45:37
%S 11,499,743,1109,1231,1597,2207,2939,3061,3671,3793,4159,5501,5623,
%T 5867,6599,7331,8429,9161,9283,9649,10259,11113,12211,12577,12821,
%U 13187,13309,13553,14407,15017,15139,15383,15749,16481,16603,17579,18311,18433,19531
%N Primes congruent to 11 mod 61.
%H Vincenzo Librandi, <a href="/A142809/b142809.txt">Table of n, a(n) for n = 1..1000</a>
%t Select[Prime[Range[2500]], MemberQ[{11}, Mod[#, 61]] &] (* _Vincenzo Librandi_, Sep 05 2012 *)
%t Select[Range[11,20000,61],PrimeQ] (* _Harvey P. Dale_, Jan 20 2020 *)
%o (Magma) [p: p in PrimesUpTo(20000) | p mod 61 eq 11 ]; // _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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