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A010694 Period 2. +0
1
2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2, 4, 2 (list; graph; listen)
OFFSET

0,1

LINKS

INRIA Algorithms Project, Encyclopedia of Combinatorial Structures 1073

FORMULA

a(n)=(-1)^(n+1)+3 a(n)=4*(n mod 2)+2*[(n+1) mod 2] - Paolo P. Lava (ppl(AT)spl.at), Oct 20 2006

CROSSREFS

Sequence in context: A093056 A134400 A016095 this_sequence A111737 A056672 A037201

Adjacent sequences: A010691 A010692 A010693 this_sequence A010695 A010696 A010697

KEYWORD

nonn

AUTHOR

njas

page 1

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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