n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 36 |
3 | 216 |
4 | 1260 |
5 | 7206 |
6 | 40650 |
7 | 227256 |
8 | 1262832 |
9 | 6983730 |
10 | 38470224 |
11 | 211220814 |
12 | 1156489782 |
13 | 6317095284 |
14 | 34435495872 |
15 | 187380150468 |
16 | 1018035642054 |
[1,6,36,216,1260,7206,40650,227256,1262832, 6983730,38470224,211220814,1156489782,6317095284, 34435495872,187380150468,1018035642054] |