n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 3 |
6 | 196 |
7 | 3784 |
8 | 49824 |
9 | 577247 |
10 | 6250795 |
11 | 64725830 |
12 | 651790197 |
13 | 6443528078 |
14 | 62906425823 |
15 | 608875308314 |
16 | 5858471079330 |
17 | 56139508762734 |
18 | 536478118777779 |
[0,0,0,0,3,196,3784,49824,577247,6250795,64725830, 651790197,6443528078,62906425823,608875308314, 5858471079330,56139508762734,536478118777779] |