n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 5 |
3 | 50 |
4 | 854 |
5 | 22354 |
6 | 833244 |
7 | 41974176 |
8 | 2748169584 |
9 | 226916044848 |
10 | 23069499189120 |
11 | 2831994888419520 |
12 | 413051278946186880 |
13 | 70608112721914654080 |
14 | 13982696139441640584960 |
15 | 3175762393024883382067200 |
16 | 820007850688478572529203200 |
17 | 238863690100874514528150681600 |
[0,1,5,50,854,22354,833244,41974176,2748169584, 226916044848,23069499189120,2831994888419520, 413051278946186880,70608112721914654080, 13982696139441640584960,3175762393024883382067200, 820007850688478572529203200, 238863690100874514528150681600] |