Search: id:A106904 Results 1-1 of 1 results found. %I A106904 %S A106904 13,19,43,67,103,127,151,157,223,229,271,307,331,349,373,409,421,433, %T A106904 457,463,523,577,613,631,661,727,733,739,757,769,829,859,883,919,937, %U A106904 967,1021,1033,1039,1063,1069,1087,1123,1171,1237,1249,1279,1291,1327 %N A106904 Primes of the form x^2-xy+13y^2, with x and y nonnegative. %C A106904 Discriminant=-51. See A106856 for more information. %t A106904 QuadPrimes[1, -1, 13, 10000] (* see A106856 *) %Y A106904 Sequence in context: A096455 A124199 A119869 this_sequence A106903 A098413 A156940 %Y A106904 Adjacent sequences: A106901 A106902 A106903 this_sequence A106905 A106906 A106907 %K A106904 nonn,easy %O A106904 1,1 %A A106904 T. D. Noe (noe(AT)sspectra.com), May 09 2005 Search completed in 0.001 seconds