n | a(n) |
---|---|
1 | 2 |
2 | 146 |
3 | 1682 |
4 | 29162 |
5 | 210914 |
6 | 1563440 |
7 | 8156190 |
8 | 40258709 |
9 | 158198222 |
10 | 595338230 |
11 | 1928269526 |
12 | 6018440390 |
13 | 16759097486 |
14 | 45277885958 |
15 | 112522145318 |
16 | 272384422903 |
17 | 616484632830 |
18 | 1366517073926 |
19 | 2868519969642 |
20 | 5914643033078 |
21 | 11661558993698 |
[2,146,1682,29162,210914,1563440,8156190,40258709, 158198222,595338230,1928269526,6018440390, 16759097486,45277885958,112522145318,272384422903, 616484632830,1366517073926,2868519969642, 5914643033078,11661558993698] |