n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 1 |
7 | 3 |
8 | 8 |
9 | 17 |
10 | 36 |
11 | 53 |
12 | 124 |
13 | 323 |
14 | 1007 |
15 | 2889 |
16 | 11702 |
17 | 39960 |
18 | 173688 |
19 | 672545 |
20 | 3448944 |
21 | 15619066 |
22 | 95906062 |
23 | 522271313 |
24 | 3756284779 |
25 | 24152062634 |
[1,1,1,1,1,1,3,8,17,36,53,124,323,1007,2889,11702, 39960,173688,672545,3448944,15619066,95906062, 522271313,3756284779,24152062634] |