n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | -1 |
4 | -7 |
5 | 5 |
6 | 145 |
7 | -5 |
8 | -6095 |
9 | -5815 |
10 | 433025 |
11 | 956375 |
12 | -46676375 |
13 | -172917875 |
14 | 7108596625 |
15 | 38579649875 |
16 | -1454225641375 |
17 | -10713341611375 |
18 | 384836032842625 |
19 | 3663118565923375 |
20 | -127950804666254375 |
21 | -1519935859717136875 |
[1,1,1,-1,-7,5,145,-5,-6095,-5815,433025,956375, -46676375,-172917875,7108596625,38579649875, -1454225641375,-10713341611375,384836032842625, 3663118565923375,-127950804666254375, -1519935859717136875] |