n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 5 |
4 | 16 |
5 | 53 |
6 | 194 |
7 | 730 |
8 | 2868 |
9 | 11526 |
10 | 47370 |
11 | 197786 |
12 | 837467 |
13 | 3585696 |
14 | 15501423 |
15 | 67563442 |
16 | 296579626 |
17 | 1309973823 |
18 | 5817855174 |
19 | 25964218471 |
20 | 116379947718 |
21 | 523699384013 |
22 | 2364967753113 |
23 | 10714396241046 |
24 | 48684193997623 |
[1,2,5,16,53,194,730,2868,11526,47370,197786, 837467,3585696,15501423,67563442,296579626, 1309973823,5817855174,25964218471,116379947718, 523699384013,2364967753113,10714396241046, 48684193997623] |