n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | -2 |
3 | 1 |
4 | -12 |
5 | 25 |
6 | -1382 |
7 | 245 |
8 | -28936 |
9 | 131601 |
10 | -2444554 |
11 | 9399643 |
12 | -4727281820 |
13 | 1000713051 |
14 | -332492454406 |
15 | 43079206380025 |
16 | -1356840503254192 |
17 | 1533724275728365 |
18 | -157891629318320864238 |
19 | 723708496718865073 |
20 | -1044330873985796488204 |
[0,1,-2,1,-12,25,-1382,245,-28936,131601,-2444554, 9399643,-4727281820,1000713051,-332492454406, 43079206380025,-1356840503254192,1533724275728365, -157891629318320864238,723708496718865073, -1044330873985796488204] |