id:A000692 - OEIS Search Results

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An approximation to population of x^2 + y^2.
(Formerly M2311 N0913)

+0
1

1, 3, 4, 5, 9, 15, 27, 50, 92, 171, 322, 610, 1161, 2220, 4260, 8201, 15828, 30622, 59362, 115287, 224260, 436871, 852161, 1664196, 3253531, 6366973, 12471056 (list; graph; listen)

	OFFSET	`0,2`
	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	`Sequence in context: A099560 A050161 A117125 this_sequence A080552 A056797 A029727` `Adjacent sequences: A000689 A000690 A000691 this_sequence A000693 A000694 A000695`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.

AT&T Labs Research