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A330323 a(n) = Moebius(n)*Moebius(n+1). 1
-1, 1, 0, 0, -1, -1, 0, 0, 0, -1, 0, 0, -1, 1, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, -1, 1, 0, 0, 1, 1, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 0, 0, -1, 0, 0, 0, -1, 1, 0, 0, -1, 1, 0, 0, -1, 0, 0, 0, -1, 1, 0, 0, 0, -1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

1

LINKS

Table of n, a(n) for n=1..97.

CROSSREFS

Cf. A008683, A330324.

Sequence in context: A151666 A214284 A191747 * A280933 A133081 A285345

Adjacent sequences:  A330320 A330321 A330322 * A330324 A330325 A330326

KEYWORD

sign

AUTHOR

N. J. A. Sloane, Dec 12 2019

STATUS

approved

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Last modified August 13 19:30 EDT 2020. Contains 336451 sequences. (Running on oeis4.)