n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 7 |
4 | 10 |
5 | 25 |
6 | 147 |
7 | 218 |
8 | 446 |
9 | 551 |
10 | 5960 |
11 | 14252 |
12 | 63337 |
13 | 118472 |
14 | 183457 |
15 | 951700 |
16 | 3458334 |
17 | 6284060 |
18 | 2581691 |
19 | 80743228 |
20 | 259753425 |
[1,2,7,10,25,147,218,446,551,5960,14252,63337, 118472,183457,951700,3458334,6284060,2581691, 80743228,259753425] |