id:A036709 - OEIS Search Results

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a(n)=number of Gaussian integers z=a+bi satisfying |z|<=n+1/2, a>=0, b>=0.

+0
1

1, 4, 8, 13, 22, 30, 41, 52, 65, 83, 98, 117, 135, 158, 181, 203, 232, 261, 290, 320, 349, 386, 422, 459, 496, 539, 581, 622, 669, 713, 764, 813, 861, 914, 971, 1028, 1086, 1143, 1206, 1266, 1333, 1396, 1463, 1533, 1600, 1673, 1743 (list; graph; listen)

	OFFSET	`0,2`
	LINKS	`Index entries for Gaussian integers and primes`
	CROSSREFS	`Sequence in context: A139097 A160395 A038793 this_sequence A052115 A007882 A009852` `Adjacent sequences: A036706 A036707 A036708 this_sequence A036710 A036711 A036712`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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