n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 50 |
4 | 766 |
5 | 15914 |
6 | 418548 |
7 | 13337624 |
8 | 499600848 |
9 | 21516318360 |
10 | 1047593782440 |
11 | 56903921842272 |
12 | 3411723783002016 |
13 | 223803339516120480 |
14 | 15944855840879771232 |
15 | 1226078375934824887680 |
16 | 101209861891840507123200 |
17 | 8926972851724904613537792 |
[1,1,5,50,766,15914,418548,13337624,499600848, 21516318360,1047593782440,56903921842272, 3411723783002016,223803339516120480, 15944855840879771232,1226078375934824887680, 101209861891840507123200, 8926972851724904613537792] |