Return of the sums

Calculus Level 3

∑n≥0n2(n−1)n!=ae.\displaystyle \sum_{n \ge 0} \dfrac{n^2(n-1)}{n!} = ae.

In the equation above, aa is a positive integer and ee is Euler's number. Find aa.

View solutions
Akeel Howell by Akeel Howell
×

Problem Loading...

Note Loading...

Set Loading...