n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 10 |
3 | 280 |
4 | 13960 |
5 | 1023760 |
6 | 99935200 |
7 | 12226859200 |
8 | 1801725932800 |
9 | 310890328768000 |
10 | 61516405597830400 |
11 | 13735605457885312000 |
12 | 3416919943285809280000 |
13 | 937247149729410729472000 |
14 | 281051240591439955878400000 |
15 | 91474949907165746668607488000 |
16 | 32117399444469103248129863680000 |
[1,1,10,280,13960,1023760,99935200,12226859200, 1801725932800,310890328768000,61516405597830400, 13735605457885312000,3416919943285809280000, 937247149729410729472000, 281051240591439955878400000, 91474949907165746668607488000, 32117399444469103248129863680000] |