1	1	2.718281828
2	2	7.389056099
3	6	20.08553692
4	24	54.59815003
5	120	148.4131591
6	720	403.4287935
7	5040	1096.633158
8	40320	2980.957987
9	362880	8103.083928
10	3628800	22026.46579
11	39916800	59874.14172
12	479001600	162754.7914
13	6227020800	442413.392
14	87178291200	1202604.284
15	1.307674368000E+12	3269017.372
16	2.092278988800E+13	8886110.521