n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | -510 |
3 | -19677 |
4 | -262120 |
5 | -1953005 |
6 | -10076976 |
7 | -40348567 |
8 | -134177408 |
9 | -387057609 |
10 | -996371200 |
11 | -2318030891 |
12 | -4680778752 |
13 | -4377478573 |
14 | 66517244416 |
15 | 1269231008625 |
16 | 20854070411264 |
17 | 355568840219503 |
18 | 6402175346437632 |
19 | 121644777721134221 |
20 | 2432901496176640000 |
21 | 51090941377429393419 |
[1,0,-510,-19677,-262120,-1953005,-10076976, -40348567,-134177408,-387057609,-996371200, -2318030891,-4680778752,-4377478573,66517244416, 1269231008625,20854070411264,355568840219503, 6402175346437632,121644777721134221, 2432901496176640000,51090941377429393419] |