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## Homework Statement

Test the series for convergence or divergence

[tex]\sum[/tex][tex]^{\infty}_{1}[/tex] [tex]\frac{(n!)^{n}}{n^{4n}}[/tex]

## Homework Equations

Ratio test seems likely since it contains n!, but I think I'm missing something

## The Attempt at a Solution

After a failed attempt to use Ratio Test, I'm lost...