id:A054175 - OEIS Search Results

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Number of positive integers <= 2^n of form 5 x^2 + 5 y^2.

+0
1

0, 0, 0, 1, 2, 4, 7, 13, 24, 44, 80, 149, 276, 517, 975, 1852, 3537, 6775, 13027, 25128, 48589, 94151, 182809, 355553, 692591, 1350973, 2638450, 5158567, 10096032, 19777579, 38775771, 76082812, 149390879, 293528094, 577088731, 1135234401 (list; graph; listen)

	OFFSET	`0,5`
	LINKS	`Index entries for sequences related to populations of quadratic forms`
	CROSSREFS	`Adjacent sequences: A054172 A054173 A054174 this_sequence A054176 A054177 A054178` `Sequence in context: A128742 A107281 A006744 this_sequence A000073 A005318 A102111`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified May 16 23:01 EDT 2008. Contains 139884 sequences.

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