id:A097430 - OEIS Search Results

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Integer part of the radii of circles with area n.

+0
1

0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 (list; graph; listen)

	OFFSET	`1,13`
	FORMULA	`Radius = floor(sqrt(Area/Pi)).`
	EXAMPLE	`If A = 4. floor(sqrt(4/Pi)) = 1, the 4-th entry.`
	PROGRAM	`(PARI) f(n) = for(x=1, n, print1(floor(sqrt(x/Pi))", "))`
	CROSSREFS	`Sequence in context: A076620 A121900 A056811 this_sequence A054900 A046042 A071841` `Adjacent sequences: A097427 A097428 A097429 this_sequence A097431 A097432 A097433`
	KEYWORD	`nonn`
	AUTHOR	`Cino Hilliard (hillcino368(AT)gmail.com), Aug 22 2004`

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

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