n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 14 |
3 | 162 |
4 | 2422 |
5 | 42366 |
6 | 824210 |
7 | 17315570 |
8 | 385569110 |
9 | 8985969258 |
10 | 217250577766 |
11 | 5413255505686 |
12 | 138331193497122 |
13 | 3611539459764086 |
14 | 96043941386294106 |
15 | 2595400550031689938 |
16 | 71127992129228040790 |
17 | 1973658406181654681730 |
18 | 55374306085337133154190 |
[1,2,14,162,2422,42366,824210,17315570,385569110, 8985969258,217250577766,5413255505686, 138331193497122,3611539459764086, 96043941386294106,2595400550031689938, 71127992129228040790,1973658406181654681730, 55374306085337133154190] |