n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 10 |
4 | 43 |
5 | 232 |
6 | 1658 |
7 | 16041 |
8 | 214998 |
9 | 4034263 |
10 | 106718470 |
11 | 3996978281 |
12 | 212525227794 |
13 | 16073873629022 |
14 | 1731645876520667 |
15 | 265992096914842633 |
16 | 58303791955275494006 |
17 | 18248056245233786876850 |
18 | 8159322089091615235254206 |
[1,1,3,10,43,232,1658,16041,214998,4034263, 106718470,3996978281,212525227794,16073873629022, 1731645876520667,265992096914842633, 58303791955275494006,18248056245233786876850, 8159322089091615235254206] |