id:A106899 - OEIS Search Results

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Primes of the form 2x^2-xy+6y^2, with x and y nonnegative.

+0
1

2, 7, 53, 89, 97, 131, 263, 331, 337, 353, 479, 491, 521, 541, 643, 709, 719, 883, 911, 1021, 1093, 1117, 1229, 1231, 1427, 1489, 1493, 1511, 1531, 1699, 1787, 1789, 1907, 1999, 2063, 2089, 2129, 2131, 2399, 2591, 2621, 2657, 2707, 2711, 2791 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Discriminant=-47. See A106856 for more information.`
	MATHEMATICA	`QuadPrimes[2, -1, 6, 10000] (* see A106856 *)`
	CROSSREFS	`Sequence in context: A118191 A005588 A106898 this_sequence A119772 A104084 A053465` `Adjacent sequences: A106896 A106897 A106898 this_sequence A106900 A106901 A106902`
	KEYWORD	`nonn,easy`
	AUTHOR	`T. D. Noe (noe(AT)sspectra.com), May 09 2005`

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Last modified December 5 08:23 EST 2009. Contains 170348 sequences.

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