n | a(n) |
---|---|
0 | 1 |
1 | 10 |
2 | 420 |
3 | 38760 |
4 | 6274320 |
5 | 1574566560 |
6 | 566087814720 |
7 | 276000683679360 |
8 | 175277074975269120 |
9 | 140576092830146972160 |
10 | 138951226585459200107520 |
11 | 165951785120565606919464960 |
12 | 235593066998837613695124049920 |
[1,10,420,38760,6274320,1574566560,566087814720, 276000683679360,175277074975269120, 140576092830146972160,138951226585459200107520, 165951785120565606919464960, 235593066998837613695124049920] |