id:A113215 - OEIS Search Results

Search: id:A113215

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Repeat A006218(n) 2n+1 times.

+0
1

0, 1, 1, 1, 3, 3, 3, 3, 3, 5, 5, 5, 5, 5, 5, 5, 8, 8, 8, 8, 8, 8, 8, 8, 8, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20 (list; graph; listen)

	OFFSET	`0,5`
	FORMULA	`a(n)=sum{k=0..n, floor(sqrt(n)/(k+1))}.`
	CROSSREFS	`Adjacent sequences: A113212 A113213 A113214 this_sequence A113216 A113217 A113218` `Sequence in context: A147752 A114227 A112593 this_sequence A105591 A130497 A126715`
	KEYWORD	`easy,nonn`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Oct 18 2005`

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Last modified November 9 12:23 EST 2009. Contains 166233 sequences.

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