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Search: id:A124897
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A124897 mu(n^2 + 1), mu = A008683. +0
2
-1, -1, 1, -1, 1, -1, 0, 1, 1, -1, 1, 1, -1, -1, 1, -1, -1, 0, 1, -1, -1, 1, -1, -1, 1, -1, -1, 1, 1, 1, -1, 0, -1, 1, 1, -1, -1, 0, 1, -1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, -1, -1, -1, -1, 0, 1, 1, 1, 1, 1, -1, 1, 1, -1, -1, 0, 1, 0, 1, -1, 1, -1, -1, 1, -1, 1, 1, 1, -1, 0, 1, -1, 1, 1, -1, 1, -1, -1, -1, 1, 0, -1, 1, 1, -1, -1, 0, 1, 1, 1, -1, 1, -1, 1 (list; graph; listen)
OFFSET

1,1

COMMENT

a(n) = A008683(A002522(n)) = A124895(n,1);

a(n) = 0 iff A059592(n) > 1;

MATHEMATICA

MoebiusMu[Range[107]^2+1] - T. D. Noe (noe(AT)sspectra.com), Nov 27 2006

CROSSREFS

Sequence in context: A118102 A089509 A157972 this_sequence A138345 A014590 A015171

Adjacent sequences: A124894 A124895 A124896 this_sequence A124898 A124899 A124900

KEYWORD

sign

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 12 2006

EXTENSIONS

Corrected by T. D. Noe (noe(AT)sspectra.com), Nov 27 2006

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Last modified December 6 22:55 EST 2009. Contains 170429 sequences.


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