Search: id:A139856
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%I A139856
%S A139856 5,29,101,149,269,389,461,509,701,821,941,1061,1109,1181,1229,1301,1709,
%T A139856 1901,1949,2069,2141,2309,2381,2549,2621,2741,2789,2861,2909,3221,3389,
%U A139856 3461,3581,3701,3821,3989,4229,4349,4421,5021,5189,5261
%N A139856 Primes of the form 5x^2+24y^2.
%C A139856 Discriminant=-480. See A139827 for more information.
%C A139856 Except for 5, also primes of the form 21x^2+6xy+29y^2. See A140633. - 
               T. D. Noe (noe(AT)sspectra.com), May 19 2008
%F A139856 Except for 5, the primes are congruent to {29, 101} (mod 120).
%t A139856 QuadPrimes[5, 0, 24, 10000] (* see A106856 *)
%Y A139856 Sequence in context: A154412 A050409 A111937 this_sequence A097345 A097344 
               A153076
%Y A139856 Adjacent sequences: A139853 A139854 A139855 this_sequence A139857 A139858 
               A139859
%K A139856 nonn,easy
%O A139856 1,1
%A A139856 T. D. Noe (noe(AT)sspectra.com), May 02 2008

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