n | a(n) |
---|---|
0 | 1 |
1 | -31 |
2 | 465 |
3 | -4526 |
4 | 32426 |
5 | -184357 |
6 | 877052 |
7 | -3633851 |
8 | 13513458 |
9 | -46099108 |
10 | 146495398 |
11 | -438514468 |
12 | 1246964119 |
13 | -3391183930 |
14 | 8867709030 |
15 | -22393552057 |
16 | 54808232438 |
17 | -130404256148 |
18 | 302394884204 |
19 | -684929956630 |
20 | 1518203338688 |
[1,-31,465,-4526,32426,-184357,877052,-3633851, 13513458,-46099108,146495398,-438514468, 1246964119,-3391183930,8867709030,-22393552057, 54808232438,-130404256148,302394884204, -684929956630,1518203338688] |