id:A000709 - OEIS Search Results

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Related to population of numbers of form x^2 + y^2.
(Formerly M1060 N0398)

+0
1

1, 2, 4, 7, 12, 21, 38, 68, 124, 229, 428, 806, 1530, 2919, 5591, 10750, 20717, 40077, 77653, 150752, 293161, 570963, 1113524, 2174315, 4250367, 8317036 (list; graph; listen)

	OFFSET	`1,2`
	REFERENCES	`D. Shanks, The second-order term in the asymptotic expansion of B(x), Math. Comp., 18 (1964), 75-86.`
	LINKS	`Index entries for sequences related to populations of quadratic forms`
	CROSSREFS	`Adjacent sequences: A000706 A000707 A000708 this_sequence A000710 A000711 A000712` `Sequence in context: A005251 A014167 A103197 this_sequence A054161 A023433 A005126`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.

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