Search: id:A139849
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%I A139849
%S A139849 13,73,97,157,313,397,433,577,733,853,937,997,1153,1237,1657,1693,1753,
%T A139849 1777,1993,2113,2593,2617,2677,2833,2917,2953,3037,3253,3373,3433,3457,
%U A139849 3517,3673,3793,3853,3877,4093,4177,4273,4297,4357,4513
%N A139849 Primes of the form 10x^2+10xy+13y^2.
%C A139849 Discriminant=-420. See A139827 for more information.
%F A139849 The primes are congruent to {13, 73, 97, 157, 313, 397} (mod 420).
%t A139849 QuadPrimes[10, -10, 13, 10000] (* see A106856 *)
%Y A139849 Sequence in context: A094943 A000470 A107141 this_sequence A139911 A097460 
               A138353
%Y A139849 Adjacent sequences: A139846 A139847 A139848 this_sequence A139850 A139851 
               A139852
%K A139849 nonn,easy
%O A139849 1,1
%A A139849 T. D. Noe (noe(AT)sspectra.com), May 02 2008

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