n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 4 |
3 | -23 |
4 | 233 |
5 | -2892 |
6 | 43764 |
7 | -779779 |
8 | 15997437 |
9 | -371423052 |
10 | 9628576948 |
11 | -275683093663 |
12 | 8640417354593 |
13 | -294234689237660 |
14 | 10817772136320356 |
15 | -427076118244539019 |
16 | 18019667955465012597 |
17 | -809220593930871751580 |
18 | 38537187481365665823844 |
[1,0,4,-23,233,-2892,43764,-779779,15997437, -371423052,9628576948,-275683093663,8640417354593, -294234689237660,10817772136320356, -427076118244539019,18019667955465012597, -809220593930871751580,38537187481365665823844] |