Grandchildren
time limit per test
1 second
memory limit per test
256 megabytes
input
standard input
output
standard output

Cossack Vus has exactly $$$x$$$ sons. Each of his sons has exactly $$$(x+1)$$$ sons. And each of his grandsons has exactly $$$(x+2)$$$ sons.

Determine how many great-grandsons Cossack Vus has?

Input

The first line contains a single integer $$$x$$$ ($$$1 \leq x \leq 100$$$).

Output

Output a single integer — the answer to the problem.

Example

Input

    2

Output

    24