n | a(n) |
---|---|
0 | 0 |
1 | -1 |
2 | -122 |
3 | -10788 |
4 | -816424 |
5 | -55416080 |
6 | -3416689056 |
7 | -189851801152 |
8 | -9167161367168 |
9 | -340760709275904 |
10 | -4024113571740160 |
11 | 904814009441803264 |
12 | 126870078341747693568 |
13 | 11772031375019592445952 |
14 | 916527986864591725551616 |
15 | 63598173885399939858677760 |
[0,-1,-122,-10788,-816424,-55416080,-3416689056, -189851801152,-9167161367168,-340760709275904, -4024113571740160,904814009441803264, 126870078341747693568,11772031375019592445952, 916527986864591725551616, 63598173885399939858677760] |