n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 3 |
3 | 4 |
4 | 5 |
5 | 9 |
6 | 24 |
7 | 59 |
8 | 136 |
9 | 362 |
10 | 1365 |
11 | 5992 |
12 | 28187 |
13 | 135951 |
14 | 689058 |
15 | 3908456 |
16 | 24849118 |
17 | 171022869 |
18 | 1248075797 |
[1,2,3,4,5,9,24,59,136,362,1365,5992,28187,135951, 689058,3908456,24849118,171022869,1248075797] |