n | a(n) |
---|---|
3 | 6 |
4 | 40 |
5 | 70 |
6 | 6048 |
7 | 11088 |
8 | 2471040 |
9 | 4633200 |
10 | 8236800 |
11 | 14002560 |
12 | 2559871641600 |
13 | 4906420646400 |
14 | 4981904040960000 |
15 | 9607957793280000 |
16 | 17934854547456000 |
17 | 32506923867264000 |
18 | 48825552622389903360000 |
19 | 94938574543535923200000 |
[6,40,70,6048,11088,2471040,4633200,8236800, 14002560,2559871641600,4906420646400, 4981904040960000,9607957793280000, 17934854547456000,32506923867264000, 48825552622389903360000,94938574543535923200000] |