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Search: id:A131598
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A131598 Period 3: repeat 2, 5, 8. +0
2
2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8, 2, 5, 8 (list; graph; listen)
OFFSET

0,1

FORMULA

a(n)=(1/3)*{11*(n mod 3)+2*[(n+1) mod 3]+2*[(n+2) mod 3]}, with n>=0 - Paolo P. Lava (ppl(AT)spl.at), Oct 24 2007

a(n) = 5-3*cos(2/3*Pi*n)-3^(1/2)*sin(2/3*Pi*n). - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Nov 15 2007

CROSSREFS

Sequence in context: A007571 A062621 A020772 this_sequence A056886 A021391 A075175

Adjacent sequences: A131595 A131596 A131597 this_sequence A131599 A131600 A131601

KEYWORD

nonn

AUTHOR

Paul Curtz (bpcrtz(AT)free.fr), Oct 02 2007

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Last modified December 3 01:16 EST 2008. Contains 151161 sequences.


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