n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | -1 |
3 | 7 |
4 | -24 |
5 | 155 |
6 | -1095 |
7 | 9497 |
8 | -94248 |
9 | 1059845 |
10 | -13281525 |
11 | 183496091 |
12 | -2769635616 |
13 | 45333709967 |
14 | -799674327179 |
15 | 15121294153565 |
16 | -305107579902960 |
17 | 6542782753769737 |
18 | -148587216992008713 |
19 | 3562420906863755695 |
[0,1,-1,7,-24,155,-1095,9497,-94248,1059845, -13281525,183496091,-2769635616,45333709967, -799674327179,15121294153565,-305107579902960, 6542782753769737,-148587216992008713, 3562420906863755695] |