n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 11 |
4 | 46 |
5 | 209 |
6 | 1006 |
7 | 5053 |
8 | 26227 |
9 | 139726 |
10 | 760398 |
11 | 4211959 |
12 | 23681987 |
13 | 134869448 |
14 | 776657383 |
15 | 4516117107 |
16 | 26486641078 |
17 | 156532100029 |
18 | 931426814462 |
19 | 5576590927886 |
20 | 33574649282538 |
21 | 203169756237944 |
22 | 1235156720288767 |
23 | 7541099028832261 |
24 | 46222213821431646 |
[1,1,3,11,46,209,1006,5053,26227,139726,760398, 4211959,23681987,134869448,776657383,4516117107, 26486641078,156532100029,931426814462, 5576590927886,33574649282538,203169756237944, 1235156720288767,7541099028832261, 46222213821431646] |