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%I #13 Sep 08 2022 08:45:37
%S 13,181,293,349,461,797,853,1021,1301,1637,1693,1861,1973,2029,2141,
%T 2309,2477,3037,3373,3541,3709,3821,3877,3989,4157,4493,4549,5333,
%U 5501,5557,5669,6173,6229,6397,6733,7013,7069,7237,7349,7517,7573,7741,7853,8581
%N Primes congruent to 13 mod 56.
%H Vincenzo Librandi, <a href="/A142646/b142646.txt">Table of n, a(n) for n = 1..1000</a>
%t Select[Prime[Range[1500]],Mod[#,56]==13&] (* _Harvey P. Dale_, Mar 06 2011 *)
%t Select[Prime[Range[1300]], MemberQ[{13}, Mod[#, 56]] &] (* _Vincenzo Librandi_, Sep 01 2012 *)
%o (Magma) [p: p in PrimesUpTo(10000) | p mod 56 eq 13 ]; // _Vincenzo Librandi_, Sep 01 2012
%Y Cf. A000040.
%K nonn,easy
%O 1,1
%A _N. J. A. Sloane_, Jul 11 2008
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