HMMT 2004 U1

Find the value of

$\binom{6}{1} 2^{1}+\binom{6}{2} 2^{2}+\binom{6}{3} 2^{3}+\binom{6}{4} 2^{4}+\binom{6}{5} 2^{5}+\binom{6}{6} 2^{6} .$

Dataset text NuminaMath olympiads. Quoted with source.

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