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1989 IMO Problems/Problem 3

Revision as of 11:36, 17 June 2020 by Negia (talk | contribs) (Created page with "Determine all integers <math>n>1</math> such that <cmath>\dfrac{2^n+1}{n^2}</cmath> is also an integer.")
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Determine all integers $n>1$ such that \[\dfrac{2^n+1}{n^2}\] is also an integer.

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