id:A054182 - OEIS Search Results

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Number of positive integers <= 2^n of form 6 x^2 + 7 y^2.

+0
1

0, 0, 0, 2, 3, 6, 11, 20, 36, 69, 126, 237, 446, 841, 1595, 3046, 5840, 11238, 21684, 41955, 81333, 158007, 307378, 598968, 1168767, 2283307, 4465653, 8742429, 17130723, 33594988, 65933365, 129491817, 254484590, 500430065, 984625784 (list; graph; listen)

	OFFSET	`0,4`
	LINKS	`Index entries for sequences related to populations of quadratic forms`
	CROSSREFS	`Adjacent sequences: A054179 A054180 A054181 this_sequence A054183 A054184 A054185` `Sequence in context: A018076 A010033 A065615 this_sequence A001590 A078042 A115792`
	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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