n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | -1 |
3 | 5 |
4 | 7 |
5 | -71 |
6 | -139 |
7 | 2071 |
8 | 5335 |
9 | -103207 |
10 | -331511 |
11 | 7853251 |
12 | 30256381 |
13 | -847377805 |
14 | -3808492297 |
15 | 123081031165 |
16 | 632196102455 |
17 | -23155450005175 |
18 | -133802756269735 |
19 | 5477371955388355 |
20 | 35167483918412257 |
21 | -1591161899246627297 |
22 | -11237664710770159597 |
23 | 556875003328690925825 |
24 | 4290500676272573740429 |
[1,-1,-1,5,7,-71,-139,2071,5335,-103207,-331511, 7853251,30256381,-847377805,-3808492297, 123081031165,632196102455,-23155450005175, -133802756269735,5477371955388355, 35167483918412257,-1591161899246627297, -11237664710770159597,556875003328690925825, 4290500676272573740429] |