n | a(n) |
---|---|
1 | 2 |
2 | 8 |
3 | 46 |
4 | 352 |
5 | 1126 |
6 | 13016 |
7 | 176138 |
8 | 182144 |
9 | 3186538 |
10 | 62075752 |
11 | 63461422 |
12 | 1488711776 |
13 | 7577414602 |
14 | 23104065256 |
15 | 680057071574 |
16 | 21372905414144 |
17 | 21646396991594 |
18 | 21904260478904 |
19 | 819482859775298 |
20 | 828045249930848 |
[2,8,46,352,1126,13016,176138,182144,3186538, 62075752,63461422,1488711776,7577414602, 23104065256,680057071574,21372905414144, 21646396991594,21904260478904,819482859775298, 828045249930848] |