n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 2 |
3 | -9 |
4 | 32 |
5 | -625 |
6 | 324 |
7 | -117649 |
8 | 131072 |
9 | -4782969 |
10 | 1562500 |
11 | -25937424601 |
12 | 35831808 |
13 | -23298085122481 |
14 | 110730297608 |
15 | -4805419921875 |
16 | 562949953421312 |
17 | -48661191875666868481 |
18 | 91507169819844 |
19 | -104127350297911241532841 |
20 | 640000000000000000 |
21 | -865405750887126927009 |
[1,-1,2,-9,32,-625,324,-117649,131072,-4782969, 1562500,-25937424601,35831808,-23298085122481, 110730297608,-4805419921875,562949953421312, -48661191875666868481,91507169819844, -104127350297911241532841,640000000000000000, -865405750887126927009] |