Factorial Sequence

The factorial function is a mathematical formula represented by an exclamation mark "!". The factorial of a non-negative integer n is the p roduct of all positive integers less than or equal to n.

Here’s an example:

7! = 1 * 2 * 3 * 4 * 5 * 6 * 7 = 5.040

n	n!
0	1
1	1
2	2
3	6
4	24
5	120
6	720
7	5 040
8	40 320
9	362 880
10	3 628 800

Implementation

• Factorial-Using-Loop
• Factorial-Rercusive