n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | -5 |
5 | -17 |
6 | 83 |
7 | 593 |
8 | -2893 |
9 | -36101 |
10 | 172195 |
11 | 3421285 |
12 | -15520165 |
13 | -467129785 |
14 | 1954015955 |
15 | 86971636825 |
16 | -323371713725 |
17 | -21196564551725 |
18 | 66760541581475 |
19 | 6552909294409325 |
20 | -16279195926455125 |
21 | -2506384727801998625 |
22 | 4330877561309153875 |
[1,1,1,1,-5,-17,83,593,-2893,-36101,172195, 3421285,-15520165,-467129785,1954015955, 86971636825,-323371713725,-21196564551725, 66760541581475,6552909294409325, -16279195926455125,-2506384727801998625, 4330877561309153875] |