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A002321 Mertens's function: Sum_{1<=k<=n} mu(k), where mu = Moebius function (A008683).
(Formerly M0102 N0038)
+0
68
1, 0, -1, -1, -2, -1, -2, -2, -2, -1, -2, -2, -3, -2, -1, -1, -2, -2, -3, -3, -2, -1, -2, -2, -2, -1, -1, -1, -2, -3, -4, -4, -3, -2, -1, -1, -2, -1, 0, 0, -1, -2, -3, -3, -3, -2, -3, -3, -3, -3, -2, -2, -3, -3, -2, -2, -1, 0, -1, -1, -2, -1, -1, -1, 0, -1, -2, -2, -1, -2, -3, -3, -4, -3, -3, -3, -2, -3, -4, -4, -4 (list; graph; listen)
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Last modified December 20 16:13 EST 2009. Contains 171081 sequences.


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