n | a(n) |
---|---|
1 | 81 |
2 | 780 |
3 | 4560 |
4 | 48816 |
5 | 516912 |
6 | 10584000 |
7 | 408445632 |
8 | 17222950080 |
9 | 1397673066240 |
10 | 214644729219840 |
11 | 36193471662355200 |
12 | 11735368648637414400 |
13 | 7204350072147674803200 |
14 | 4859051673972177459072000 |
[81,780,4560,48816,516912,10584000,408445632, 17222950080,1397673066240,214644729219840, 36193471662355200,11735368648637414400, 7204350072147674803200,4859051673972177459072000] |