id:A114459 - OEIS Search Results

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Integer part of sqrt(n)+sqrt(n+1)+sqrt(n+2)+sqrt(n+3).

+0
3

6, 7, 8, 9, 10, 10, 11, 12, 12, 13, 14, 14, 15, 15, 16, 16, 17, 17, 18, 18, 18, 19, 19, 20, 20, 20, 21, 21, 22, 22, 22, 23, 23, 23, 24, 24, 24, 25, 25, 25, 26, 26, 26, 26, 27, 27, 27, 28, 28, 28, 28, 29, 29, 29, 30, 30, 30, 30, 31, 31, 31, 31, 32, 32, 32, 32, 33, 33, 33, 33, 34 (list; graph; listen)

	OFFSET	`1,1`
	REFERENCES	`X. Zhan, Formulae for sums of consecutive square roots, The Math. Intelligencer, 27, No. 4, 2005, 4-5.`
	FORMULA	`a(n)=floor(sqrt(16n+20).`
	MAPLE	`seq(floor(sqrt(16*n+20)), n=1..90);`
	CROSSREFS	`Cf. A000267, A114458, A114460.` `Sequence in context: A120207 A090928 A102304 this_sequence A030546 A028253 A020715` `Adjacent sequences: A114456 A114457 A114458 this_sequence A114460 A114461 A114462`
	KEYWORD	`nonn`
	AUTHOR	`Emeric Deutsch (deutsch(AT)duke.poly.edu), Nov 28 2005`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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