id:A033221 - OEIS Search Results

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Primes of form x^2+31*y^2.

+0
4

31, 47, 67, 131, 149, 173, 227, 283, 293, 349, 379, 431, 521, 577, 607, 617, 653, 811, 839, 853, 857, 919, 937, 971, 1031, 1063, 1117, 1187, 1213, 1237, 1259, 1303, 1327, 1451, 1493, 1523, 1559, 1583, 1619 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Also primes of the form x^2-xy+8y^2 with x and y nonnegative. - T. D. Noe (noe(AT)sspectra.com), May 07 2005`
	REFERENCES	`D. Cox, "Primes of Form x^2 + n y^2", Wiley, 1989.`
	CROSSREFS	`Sequence in context: A095318 A130096 A075586 this_sequence A127576 A139896 A004224` `Adjacent sequences: A033218 A033219 A033220 this_sequence A033222 A033223 A033224`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.

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