n | a(n) |
---|---|
1 | 2 |
2 | 10 |
3 | 34 |
4 | 106 |
5 | 1666 |
6 | 8746 |
7 | 26242 |
8 | 134946 |
9 | 2125762 |
10 | 3997714 |
11 | 8298346 |
12 | 156057642 |
13 | 323814834 |
14 | 672166026 |
15 | 3901441050 |
[2,10,34,106,1666,8746,26242,134946,2125762, 3997714,8298346,156057642,323814834,672166026, 3901441050] |