id:A087812 - OEIS Search Results

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Sum of MoebiusMu for numbers between n and 2n inclusive.

+0
1

0, -2, -1, -1, 0, 0, -1, 1, 0, -1, 0, 0, 1, 2, -1, -3, -1, 1, 1, 3, 1, -1, -1, -1, -1, 0, -2, -1, 1, 1, 2, 3, 3, 1, 0, -2, -2, -1, -2, -4, -3, -3, 0, 2, 1, 2, 3, 5, 4, 4, 2, 0, 0, 0, -2, -2, -4, -4, -4, -2, -1, 1, 0, -1, -1, -3, 0, 1, -1, -3, 0, 2, 4, 5, 3, 2, 1, 1, 2, 4, 5, 4, 3, 3, 2, 1, -2, -3, -1, -1, -3, -3, -3, -3, -5, -7, -7, -7, -8, -9, -7, -5, -2 (list; graph; listen)

	OFFSET	`0,2`
	MATHEMATICA	`Table[Apply[Plus, Table[MoebiusMu[w], {w, n, 2*n}]], {n, 1, 256}]`
	CROSSREFS	`Adjacent sequences: A087809 A087810 A087811 this_sequence A087813 A087814 A087815` `Sequence in context: A068934 A035200 A056979 this_sequence A113045 A083093 A015794`
	KEYWORD	`sign`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), Oct 14 2003`

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.

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