n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 0 |
3 | -9 |
4 | 0 |
5 | 700 |
6 | -1800 |
7 | -188160 |
8 | 2069760 |
9 | 114198336 |
10 | -3503606400 |
11 | -114527952000 |
12 | 9096958886400 |
13 | 105465242488320 |
14 | -34233337027169280 |
15 | 553613206386240000 |
16 | 171717284043841536000 |
17 | -10454299523104595558400 |
[1,1,0,-9,0,700,-1800,-188160,2069760,114198336, -3503606400,-114527952000,9096958886400, 105465242488320,-34233337027169280, 553613206386240000,171717284043841536000, -10454299523104595558400] |