n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 6 |
4 | 24 |
5 | 120 |
6 | 720 |
7 | 5040 |
8 | 40320 |
9 | 362880 |
10 | 3628800 |
11 | 39916800 |
12 | 402796800 |
13 | 3770686080 |
14 | 33187593600 |
15 | 278598101040 |
16 | 2261952938160 |
17 | 17986137205800 |
18 | 141564484858104 |
19 | 1112444773251726 |
20 | 8787513806478134 |
21 | 70146437009397871 |
22 | 568128719132038153 |
23 | 4647312969412825372 |
[1,1,2,6,24,120,720,5040,40320,362880,3628800, 39916800,402796800,3770686080,33187593600, 278598101040,2261952938160,17986137205800, 141564484858104,1112444773251726,8787513806478134, 70146437009397871,568128719132038153, 4647312969412825372] |