n | a(n) |
---|---|
3 | 1 |
4 | -6 |
5 | 35 |
6 | -235 |
7 | 1834 |
8 | -16352 |
9 | 164044 |
10 | -1830630 |
11 | 22513326 |
12 | -302700926 |
13 | 4419167532 |
14 | -69637654996 |
15 | 1178377833424 |
16 | -21315571470320 |
17 | 410529985172400 |
18 | -8388475139138320 |
19 | 181270810764205440 |
20 | -4130796696683135280 |
21 | 99008773205008777760 |
22 | -2490134250475836315120 |
[1,-6,35,-235,1834,-16352,164044,-1830630, 22513326,-302700926,4419167532,-69637654996, 1178377833424,-21315571470320,410529985172400, -8388475139138320,181270810764205440, -4130796696683135280,99008773205008777760, -2490134250475836315120] |