## Problem of the Day #32: More Fun With Factorials
*April 20, 2011*

*Posted by Albert in : potd , trackback*

Find all ordered pairs $(x, y)$ for positive integers $x$ and $y$, such that: $$x(1! + 2! + \cdots + x!) = y!$$

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## Problem of the Day #32: More Fun With Factorials
*April 20, 2011*

*Posted by Albert in : potd , trackback
*

Find all ordered pairs $(x, y)$ for positive integers $x$ and $y$, such that: $$x(1! + 2! + \cdots + x!) = y!$$

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