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HMMT November 2009 U33

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Compute

∑n=2009∞1(n2009)\sum_{n=2009}^{\infty} \frac{1}{\binom{n}{2009}}

Note that (nk)\binom{n}{k} is defined as n!k!(n−k)!\frac{n!}{k!(n-k)!}.

Dataset text NuminaMath olympiads. Quoted with source.

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\frac{2009}{2008}

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