n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | -15 |
3 | -513 |
4 | -31007 |
5 | -2881089 |
6 | -376412847 |
7 | -64825974593 |
8 | -13951231536191 |
9 | -3556538162237313 |
10 | -998391201911168335 |
11 | -261420586488162589057 |
12 | -14787500346745601332575 |
13 | 86170769393986400590463039 |
[1,-1,-15,-513,-31007,-2881089,-376412847, -64825974593,-13951231536191,-3556538162237313, -998391201911168335,-261420586488162589057, -14787500346745601332575, 86170769393986400590463039] |