%I #21 Aug 05 2014 14:16:29
%S 3,5,7,13,17,47,73,83,97,103,157,167,173,223,227,257,283,293,307,313,
%T 353,367,383,397,433,467,503,523,563,577,587,593,607,643,647,677,727,
%U 733,773,787,797,853,857,887,937,983,997,1013,1063,1097,1123,1153
%N Primes of the form 3x^2+xy+3y^2.
%C Discriminant=-35.
%H Vincenzo Librandi and Ray Chandler, <a href="/A106878/b106878.txt">Table of n, a(n) for n = 1..10000</a> [First 1000 terms from Vincenzo Librandi]
%H N. J. A. Sloane et al., <a href="https://oeis.org/wiki/Binary_Quadratic_Forms_and_OEIS">Binary Quadratic Forms and OEIS</a> (Index to related sequences, programs, references)
%t Union[QuadPrimes2[3, 1, 3, 10000], QuadPrimes2[3, -1, 3, 10000]] (* see A106856 *)
%Y Primes in A243179.
%K nonn,easy
%O 1,1
%A _T. D. Noe_, May 09 2005
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