n | a(n) |
---|---|
1 | -5 |
2 | -14 |
3 | -42 |
4 | -98 |
5 | 126 |
6 | 4606 |
7 | 50478 |
8 | 446782 |
9 | 3622206 |
10 | 28040446 |
11 | 211134798 |
12 | 1561328062 |
13 | 11403051486 |
14 | 82538901886 |
15 | 593482158318 |
16 | 4245770823742 |
17 | 30254894691966 |
18 | 214923605948926 |
19 | 1522969836817038 |
20 | 10770185918341822 |
[-5,-14,-42,-98,126,4606,50478,446782,3622206, 28040446,211134798,1561328062,11403051486, 82538901886,593482158318,4245770823742, 30254894691966,214923605948926,1522969836817038, 10770185918341822] |