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A078580 Moebius function mu of the average of n-th twin prime pair. +0
2
0, 1, 0, 0, -1, -1, 0, 0, -1, 0, -1, 0, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1, 0, 1, 0, -1, -1, 0, 0, -1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, -1, 1, 0, 0, -1, 0, 0, 0, 0, -1, 0, 0, 1, 0, -1, 0, -1, 0, -1, 0, 0, -1, 0, 0, -1, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, -1, 0, 0, 0, 0, 0 (list; graph; listen)
OFFSET

1,1

COMMENT

a(n)=A008683(A014574(n)).

CROSSREFS

Cf. A078579.

Sequence in context: A059652 A108736 A079813 this_sequence A059651 A084091 A080846

Adjacent sequences: A078577 A078578 A078579 this_sequence A078581 A078582 A078583

KEYWORD

sign

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 29 2002

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.


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