n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 6 |
4 | 24 |
5 | 120 |
6 | 720 |
7 | 5040 |
8 | 40320 |
9 | 362879 |
10 | 3628781 |
11 | 39916492 |
12 | 478996716 |
13 | 6226941864 |
14 | 87176969880 |
15 | 1307651304960 |
16 | 20922368987520 |
17 | 355679390626560 |
18 | 6402213152423659 |
19 | 121641748198554547 |
20 | 2432828930036156696 |
21 | 51089280818439941448 |
22 | 1123961390341566969192 |
[1,1,2,6,24,120,720,5040,40320,362879,3628781, 39916492,478996716,6226941864,87176969880, 1307651304960,20922368987520,355679390626560, 6402213152423659,121641748198554547, 2432828930036156696,51089280818439941448, 1123961390341566969192] |