n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | -2 |
4 | 15 |
5 | -99 |
6 | 606 |
7 | -7264 |
8 | 58127 |
9 | -871892 |
10 | 11334614 |
11 | -204023040 |
12 | 2448276508 |
13 | -68551742210 |
14 | 959724390964 |
15 | -23033385383112 |
16 | 552801249194719 |
17 | -17136838725036271 |
18 | 308463097050652917 |
19 | -12030060784975463743 |
20 | 240601215699509274902 |
21 | -10105251059379389545852 |
[1,2,-2,15,-99,606,-7264,58127,-871892,11334614, -204023040,2448276508,-68551742210,959724390964, -23033385383112,552801249194719, -17136838725036271,308463097050652917, -12030060784975463743,240601215699509274902, -10105251059379389545852] |