n | a(n) |
---|---|
1 | 2 |
2 | 6 |
3 | 27 |
4 | 170 |
5 | 1019 |
6 | 6945 |
7 | 50811 |
8 | 381332 |
9 | 2984194 |
10 | 23988173 |
11 | 196963369 |
12 | 1646209172 |
13 | 13964079652 |
14 | 119945656793 |
15 | 1041428920639 |
16 | 9126986454994 |
17 | 80644643655861 |
18 | 717727049224277 |
[2,6,27,170,1019,6945,50811,381332,2984194, 23988173,196963369,1646209172,13964079652, 119945656793,1041428920639,9126986454994, 80644643655861,717727049224277] |