n | a(n) |
---|---|
1 | 1 |
2 | -1 |
3 | 1 |
4 | -7 |
5 | 107 |
6 | -199 |
7 | 6031 |
8 | -5741 |
9 | 1129981 |
10 | -435569 |
11 | 35661419 |
12 | -1523489833 |
13 | 45183033541 |
14 | -12597680311 |
15 | 19055094997949 |
16 | -9331210633373 |
17 | 104148936040729 |
18 | -2250170748719203 |
19 | 734854328394419537 |
20 | -826511503463860961 |
[1,-1,1,-7,107,-199,6031,-5741,1129981,-435569, 35661419,-1523489833,45183033541,-12597680311, 19055094997949,-9331210633373,104148936040729, -2250170748719203,734854328394419537, -826511503463860961] |