n | a(n) |
---|---|
1 | 1 |
2 | 18 |
3 | 77 |
4 | 835 |
5 | 2730 |
6 | 17890 |
7 | 92843 |
8 | 567991 |
9 | 3000116 |
10 | 17111462 |
11 | 94740977 |
12 | 537643352 |
13 | 2995145891 |
14 | 16728999681 |
15 | 93489922434 |
16 | 524952952537 |
17 | 2940191924830 |
18 | 16425787144594 |
19 | 91861015115420 |
20 | 514650900540840 |
21 | 2882700958009902 |
[1,18,77,835,2730,17890,92843,567991,3000116, 17111462,94740977,537643352,2995145891, 16728999681,93489922434,524952952537, 2940191924830,16425787144594,91861015115420, 514650900540840,2882700958009902] |