- #1

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## Homework Statement

Prove that

1 + 1/2 + 1/4 + 1/7 + 1/11 + ............................ <= 2*pi

## Homework Equations

none

## The Attempt at a Solution

all i could figure out was the nth term of the sequence

[tex]

T(n) = \frac{2}{2 + n(n-1)}

[/tex]

any help appreciated.