n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 24 |
3 | 432 |
4 | 10368 |
5 | 6912 |
6 | 248832 |
7 | 1492992 |
8 | 23887872 |
9 | 1289945088 |
10 | 15479341056 |
11 | 30958682112 |
12 | 2229025112064 |
13 | 13374150672384 |
14 | 5944066965504 |
15 | 106993205379072 |
16 | 10271347716390912 |
17 | 20542695432781824 |
18 | 2218611106740436992 |
19 | 13311666640442621952 |
20 | 106493333123540975616 |
[1,6,24,432,10368,6912,248832,1492992,23887872, 1289945088,15479341056,30958682112,2229025112064, 13374150672384,5944066965504,106993205379072, 10271347716390912,20542695432781824, 2218611106740436992,13311666640442621952, 106493333123540975616] |