n | a(n) |
---|---|
0 | 1 |
1 | -2 |
2 | 9 |
3 | -46 |
4 | 261 |
5 | -1578 |
6 | 9969 |
7 | -65030 |
8 | 434685 |
9 | -2961922 |
10 | 20497577 |
11 | -143673630 |
12 | 1017887989 |
13 | -7277385306 |
14 | 52438781409 |
15 | -380442087606 |
16 | 2776651758189 |
17 | -20372853020466 |
18 | 150186005826969 |
19 | -1111840965284046 |
20 | 8262492144613989 |
21 | -61614023992470666 |
22 | 460907701311527889 |
[1,-2,9,-46,261,-1578,9969,-65030,434685,-2961922, 20497577,-143673630,1017887989,-7277385306, 52438781409,-380442087606,2776651758189, -20372853020466,150186005826969,-1111840965284046, 8262492144613989,-61614023992470666, 460907701311527889] |