# Do you even telescope? - 2

**Calculus**Level 3

\[\frac{2!+1!}{2!-1!}\times \frac{4!+3!}{4!-3!}\times \frac{6!+5!}{6!-5!}\times \cdots \]

Find the value of the product above.

**Notation**:

\(!\) denotes the factorial notation. For example, \(8! = 1\times2\times3\times\cdots\times8 \).

**Hint**: Try to express the product using product notation.