n | a(n) |
---|---|
1 | 3 |
2 | 4 |
3 | 12 |
4 | 84 |
5 | 132 |
6 | 12324 |
7 | 1836 |
8 | 105552 |
9 | 255084 |
10 | 197580 |
11 | 10358340 |
12 | 13775220 |
13 | 1936434780 |
14 | 51299286012 |
15 | 123205977516 |
16 | 862441842612 |
17 | 1310543298204 |
18 | 667510076211780 |
19 | 207181940072172 |
20 | 110912831751840 |
21 | 1698410314006284 |
[3,4,12,84,132,12324,1836,105552,255084,197580, 10358340,13775220,1936434780,51299286012, 123205977516,862441842612,1310543298204, 667510076211780,207181940072172,110912831751840, 1698410314006284] |