n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | -4 |
3 | 136 |
4 | -6784 |
5 | 524416 |
6 | -64036864 |
7 | 10501374976 |
8 | -2283962220544 |
9 | 634741960278016 |
10 | -218778649767706624 |
11 | 91736006502034702336 |
12 | -45959204407743090786304 |
13 | 27112425203442398670094336 |
14 | -18603328214677391682184413184 |
15 | 14689562944237012958430694998016 |
[0,1,-4,136,-6784,524416,-64036864,10501374976, -2283962220544,634741960278016, -218778649767706624,91736006502034702336, -45959204407743090786304, 27112425203442398670094336, -18603328214677391682184413184, 14689562944237012958430694998016] |