n | a(n) |
---|---|
0 | 1 |
1 | 9 |
2 | 90 |
3 | 836 |
4 | 6856 |
5 | 49787 |
6 | 326618 |
7 | 1977322 |
8 | 11244976 |
9 | 60908337 |
10 | 317509874 |
11 | 1605448440 |
12 | 7920487752 |
13 | 38297112551 |
14 | 182108066522 |
15 | 853884638758 |
16 | 3956279351760 |
17 | 18143381822941 |
18 | 82466719670866 |
19 | 371917534537524 |
20 | 1665777832832136 |
21 | 7415146800493139 |
[1,9,90,836,6856,49787,326618,1977322,11244976, 60908337,317509874,1605448440,7920487752, 38297112551,182108066522,853884638758, 3956279351760,18143381822941,82466719670866, 371917534537524,1665777832832136,7415146800493139] |