n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 2 |
3 | -5 |
4 | 12 |
5 | -17 |
6 | -62 |
7 | 677 |
8 | -2840 |
9 | -1451 |
10 | 119954 |
11 | -866857 |
12 | 472540 |
13 | 52538185 |
14 | -517302474 |
15 | 410579683 |
16 | 47022181040 |
17 | -542323525061 |
18 | 101360204230 |
19 | 74342770852033 |
20 | -905627986876452 |
21 | -1359339244442825 |
22 | 186336992053330034 |
[1,-1,2,-5,12,-17,-62,677,-2840,-1451,119954, -866857,472540,52538185,-517302474,410579683, 47022181040,-542323525061,101360204230, 74342770852033,-905627986876452,-1359339244442825, 186336992053330034] |