n | a(n) |
---|---|
1 | 1 |
2 | 12 |
3 | 126 |
4 | 12624 |
5 | 12624120 |
6 | 12624120720 |
7 | 126241207205040 |
8 | 12624120720504040320 |
9 | 12624120720504040320362880 |
10 | 126241207205040403203628803628800 |
11 | 12624120720504040320362880362880039916800 |
12 | 12624120720504040320362880362880039916800479001600 |
[1,12,126,12624,12624120,12624120720, 126241207205040,12624120720504040320, 12624120720504040320362880, 126241207205040403203628803628800, 12624120720504040320362880362880039916800, 12624120720504040320362880362880039916800479001600\ ] |