id:A054189 - OEIS Search Results

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Number of positive integers <= 2^n of form 7 x^2 + 10 y^2.

+0
1

0, 0, 0, 1, 2, 4, 8, 16, 28, 56, 104, 197, 369, 699, 1331, 2540, 4870, 9354, 18066, 34949, 67788, 131656, 256271, 499498, 974856, 1904908, 3726067, 7295536, 14297372, 28041681, 55040986, 108110861, 212487489, 417884442, 822287416 (list; graph; listen)

	OFFSET	`0,5`
	LINKS	`Index entries for sequences related to populations of quadratic forms`
	CROSSREFS	`Sequence in context: A057975 A089055 A112128 this_sequence A127195 A018726 A049884` `Adjacent sequences: A054186 A054187 A054188 this_sequence A054190 A054191 A054192`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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