n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | -5 |
3 | 39 |
4 | -423 |
5 | 5985 |
6 | -105885 |
7 | 2269575 |
8 | -57475215 |
9 | 1684565505 |
10 | -56176247925 |
11 | 2101511463975 |
12 | -87163146984375 |
13 | 3969387329933025 |
14 | -196863216968342925 |
15 | 10560219055989978375 |
16 | -609129291476291961375 |
17 | 37591662102746977850625 |
18 | -2471292534125033454961125 |
[1,1,-5,39,-423,5985,-105885,2269575,-57475215, 1684565505,-56176247925,2101511463975, -87163146984375,3969387329933025, -196863216968342925,10560219055989978375, -609129291476291961375,37591662102746977850625, -2471292534125033454961125] |