n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 3 |
4 | 3 |
5 | 6 |
6 | 10 |
7 | 20 |
8 | 46 |
9 | 226 |
10 | 1836 |
11 | 3719 |
12 | 14308 |
13 | 17262 |
14 | 129530 |
15 | 945152 |
16 | 1535786 |
17 | 2229882 |
18 | 3560447 |
19 | 9434930 |
20 | 20957352 |
21 | 102311436 |
22 | 312567415 |
23 | 449243761 |
24 | 4362956254 |
25 | 12000988888 |
26 | 22909186976 |
27 | 29969826721 |
[1,2,3,3,6,10,20,46,226,1836,3719,14308,17262, 129530,945152,1535786,2229882,3560447,9434930, 20957352,102311436,312567415,449243761,4362956254, 12000988888,22909186976,29969826721] |