n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 3 |
3 | 15 |
4 | 168 |
5 | 3405 |
6 | 77253 |
7 | 2151240 |
8 | 77493783 |
9 | 3369709995 |
10 | 169438618608 |
11 | 9847267355145 |
12 | 658888820876553 |
13 | 49985438650733040 |
14 | 4245160431876404043 |
15 | 401030532597501719655 |
16 | 41924382309752516224728 |
17 | 4820179120197824593864965 |
[1,0,3,15,168,3405,77253,2151240,77493783, 3369709995,169438618608,9847267355145, 658888820876553,49985438650733040, 4245160431876404043,401030532597501719655, 41924382309752516224728,4820179120197824593864965] |