# Triple Cripple(Calculus Challenge 10)!

Level pending

$$\displaystyle \left \lfloor 10 \sum_{n=0}^{\infty}{\frac{1}{n!!!}}\right \rfloor = ?$$

Challenge

Generalize for $$\displaystyle \sum_{n=0}^{\infty}{\frac{1}{n!^{(k)}}}$$, where $$n!^{(k)}$$ is the $$k$$th multifactorial.

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