n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 68 |
3 | 1280 |
4 | 33104 |
5 | 1089312 |
6 | 43575104 |
7 | 2053324800 |
8 | 111402371328 |
9 | 6839846858240 |
10 | 468857355838464 |
11 | 35494174578769920 |
12 | 2941165554120118272 |
13 | 264782344216518696960 |
14 | 25734702989598729256960 |
15 | 2685663154208346271121408 |
16 | 299529317622247725531725824 |
17 | 35554080433116190335493865472 |
[1,6,68,1280,33104,1089312,43575104,2053324800, 111402371328,6839846858240,468857355838464, 35494174578769920,2941165554120118272, 264782344216518696960,25734702989598729256960, 2685663154208346271121408, 299529317622247725531725824, 35554080433116190335493865472] |