id:A106911 - OEIS Search Results

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Primes of the form 2x^2+xy+7y^2, with x and y any integer.

+0
1

2, 7, 13, 17, 43, 73, 83, 107, 127, 167, 173, 193, 197, 227, 233, 263, 277, 283, 293, 307, 337, 347, 373, 457, 503, 523, 547, 557, 563, 593, 607, 613, 673, 677, 733, 743, 787, 827, 853, 857, 877, 887, 937, 953, 967, 997, 1033, 1063, 1097, 1117, 1163 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Discriminant=-55. See A106856 for more information.`
	CROSSREFS	`Adjacent sequences: A106908 A106909 A106910 this_sequence A106912 A106913 A106914` `Sequence in context: A065509 A094516 A105883 this_sequence A019370 A001966 A007821`
	KEYWORD	`nonn,easy`
	AUTHOR	`T. D. Noe (noe(AT)sspectra.com), May 09 2005`

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

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