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Let n be a positive integer. Show that the numbers
\binom{2^n - 1}{0},\; \binom{2^n - 1}{1},\; \binom{2^n - 1}{2},\; \ldots,\; \binom{2^n - 1}{2^{n - 1} - 1}
are congruent modulo 2^n to 1, 3, 5, \ldots, 2^n - 1 in some order.

Proposed by Duskan Dukic, Serbia

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