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Search: id:A010735
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A010735 Period 2. +0
1
9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10, 9, 10 (list; graph; listen)
OFFSET

0,1

FORMULA

a(n)=-1/2*(-1)^n+19/2 a(n)=10*(n mod 2)+9*[(n+1) mod 2] - Paolo P. Lava (ppl(AT)spl.at), Oct 27 2006

CROSSREFS

Sequence in context: A020508 A158001 A157763 this_sequence A063543 A096166 A078548

Adjacent sequences: A010732 A010733 A010734 this_sequence A010736 A010737 A010738

KEYWORD

nonn

AUTHOR

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

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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