n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 0 |
4 | 2 |
5 | 8 |
6 | 98 |
7 | 1844 |
8 | 38039 |
9 | 949738 |
10 | 24643236 |
11 | 947689757 |
12 | 45828982764 |
13 | 2151748695931 |
14 | 123821075526032 |
15 | 8131094055190149 |
16 | 573957471153552576 |
17 | 44010987379157415768 |
18 | 3655486139293429450720 |
19 | 333633403912637510806972 |
[1,0,0,2,8,98,1844,38039,949738,24643236, 947689757,45828982764,2151748695931, 123821075526032,8131094055190149, 573957471153552576,44010987379157415768, 3655486139293429450720,333633403912637510806972] |