n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 5 |
5 | 10 |
6 | 24 |
7 | 49 |
8 | 112 |
9 | 241 |
10 | 548 |
11 | 1218 |
12 | 2839 |
13 | 6547 |
14 | 15572 |
15 | 37179 |
16 | 90555 |
17 | 222065 |
18 | 552576 |
19 | 1384820 |
20 | 3506475 |
21 | 8936121 |
22 | 22941280 |
[1,1,2,5,10,24,49,112,241,548,1218,2839,6547, 15572,37179,90555,222065,552576,1384820,3506475, 8936121,22941280] |