n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 211341312 |
3 | 20560831566912 |
4 | 67802350642790400 |
5 | 35817806390625000000 |
6 | 5974842736157763686400 |
7 | 450782974156649555296512 |
8 | 19045158721552047314829312 |
9 | 516964372056378442547769600 |
10 | 9900980198009901000000000000 |
[0,0,211341312,20560831566912,67802350642790400, 35817806390625000000,5974842736157763686400, 450782974156649555296512, 19045158721552047314829312, 516964372056378442547769600, 9900980198009901000000000000] |