n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 21 |
4 | 280 |
5 | 5465 |
6 | 134556 |
7 | 4051453 |
8 | 143810416 |
9 | 5884797969 |
10 | 272701388980 |
11 | 14116335883661 |
12 | 807328717090248 |
13 | 50554260752606377 |
14 | 3440140092356781100 |
15 | 252777268861251990045 |
16 | 19946622760623381708256 |
[1,2,21,280,5465,134556,4051453,143810416, 5884797969,272701388980,14116335883661, 807328717090248,50554260752606377, 3440140092356781100,252777268861251990045, 19946622760623381708256] |