n | a(n) |
---|---|
0 | 1 |
1 | -2 |
2 | 1 |
3 | -1 |
4 | -2 |
5 | -7 |
6 | -51 |
7 | -342 |
8 | -3165 |
9 | -34781 |
10 | -465842 |
11 | -7428379 |
12 | -139065247 |
13 | -3014260732 |
14 | -74720908617 |
15 | -2095541497991 |
16 | -65859561109214 |
17 | -2300344376478515 |
[1,-2,1,-1,-2,-7,-51,-342,-3165,-34781,-465842, -7428379,-139065247,-3014260732,-74720908617, -2095541497991,-65859561109214,-2300344376478515] |