id:A075995 - OEIS Search Results

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a(n)=Sum{Floor(n/k): k=1,2,...,Floor(n/2)} for n>=2.

+0
2

1, 2, 3, 6, 7, 11, 12, 16, 18, 22, 23, 29, 30, 34, 37, 42, 43, 49, 50, 56, 59, 63, 64, 72, 74, 78, 81, 87, 88, 96, 97, 103, 106, 110, 113, 122, 123, 127, 130, 138, 139, 147, 148, 154, 159, 163, 164, 174, 176, 182, 185, 191, 192, 200, 203, 211, 214, 218, 219, 231, 232 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`a(6) = [6/1]+[6/2]+[6/3] = 11.`
	CROSSREFS	`a(n)=A006218(n)-Floor((n+1)/2) for n>=2.` `Sequence in context: A107852 A050031 A003421 this_sequence A102432 A024561 A113545` `Adjacent sequences: A075992 A075993 A075994 this_sequence A075996 A075997 A075998`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu), Sep 28 2002`

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Last modified July 6 17:22 EDT 2008. Contains 140988 sequences.

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