n | a(n) |
---|---|
8 | 6 |
9 | 216 |
10 | 3706 |
11 | 44060 |
12 | 417486 |
13 | 3386912 |
14 | 24554562 |
15 | 163587572 |
16 | 1020918342 |
17 | 6050527496 |
18 | 34395992698 |
19 | 188971062108 |
20 | 1009130882494 |
21 | 5261414979024 |
[6,216,3706,44060,417486,3386912,24554562, 163587572,1020918342,6050527496,34395992698, 188971062108,1009130882494,5261414979024] |