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A074711 Moebius function applied to A000461. 0
1, 1, 0, 0, -1, 0, -1, 0, 0, 1, 0, 0, 1, -1, 0, 0, 1, 0, -1, 0, 0, 0, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..22.

MAPLE

Lkst := proc(n): round(evalf(floor(log10(10*n)))); end; Akst := proc(n): n*(10^(n*Lkst(n))-1)/(10^Lkst(n)-1); end; with(numtheory): [seq(mobius(Akst(i)), i=1..23)];

CROSSREFS

Cf. A000461.

Sequence in context: A077606 A004601 A114915 * A004585 A156277 A319448

Adjacent sequences:  A074708 A074709 A074710 * A074712 A074713 A074714

KEYWORD

easy,sign

AUTHOR

Jani Melik, Oct 01 2002

STATUS

approved

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Last modified December 15 11:05 EST 2018. Contains 318148 sequences. (Running on oeis4.)