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A010680 Decimal expansion of 1/11. +0
2
0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0, 9, 0 (list; graph; listen)
OFFSET

0,2

FORMULA

Period 2.

a(n)=9/2*[1-(-1)^n] a(n)=9*(n mod 2) - Paolo P. Lava (ppl(AT)spl.at), Oct 31 2006

CROSSREFS

Sequence in context: A167545 A059058 A021015 this_sequence A131566 A160576 A104756

Adjacent sequences: A010677 A010678 A010679 this_sequence A010681 A010682 A010683

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified December 9 18:50 EST 2009. Contains 170568 sequences.


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