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Search: id:A099991
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A099991 Moebius(2n). +0
2
-1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 1, 0, -1, 0, 1, 0, 1, 0, -1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, -1, 0, -1, 0, 1, 0, -1, 0, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, -1, 0, 1, 0, -1, 0, -1, 0, 1, 0, 1, 0, 0, 0, -1, 0, 1, 0, -1, 0, 1, 0, 1, 0, 0, 0, -1, 0, 1, 0, 0, 0, 1, 0, -1, 0, -1, 0, 1, 0, -1, 0, -1, 0, -1, 0, 1, 0, 0, 0, 1, 0, 1, 0, 1 (list; graph; listen)
OFFSET

1,1

COMMENT

b(n) = -a(n) is multiplicative with b(2^e) = 0, b(p^1) = -1 if p >= 3, 0 otherwise. David W. Wilson (davidwwilson(AT)comcast.net) Jun 12, 2005.

MATHEMATICA

lst={}; Do[AppendTo[lst, MoebiusMu[n]], {n, 0, 6!, 2}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Sep 20 2008]

CROSSREFS

Bisection of A008683. Cf. A099990.

Sequence in context: A004569 A100060 A147850 this_sequence A091069 A087003 A104606

Adjacent sequences: A099988 A099989 A099990 this_sequence A099992 A099993 A099994

KEYWORD

sign,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Nov 20 2004

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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