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%I #10 Sep 08 2022 08:45:37
%S 89,211,577,821,1187,1553,4481,4603,4969,5701,6067,6311,7043,8263,
%T 8629,9239,10093,10337,10459,11069,11801,11923,12289,12899,13997,
%U 14851,15217,15461,15583,16193,17047,17291,17657,19121,19609,19853,20219,20341,20707
%N Primes congruent to 28 mod 61.
%H Vincenzo Librandi, <a href="/A142826/b142826.txt">Table of n, a(n) for n = 1..1000</a>
%t Select[Range[28,21000,61],PrimeQ] (* _Harvey P. Dale_, Mar 16 2012 *)
%t Select[Prime[Range[2600]], MemberQ[{28}, Mod[#, 61]] &] (* _Vincenzo Librandi_, Sep 05 2012 *)
%o (Magma) [p: p in PrimesUpTo(21000) | p mod 61 eq 28 ] ; // _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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