n | a(n) |
---|---|
0 | 1 |
1 | 9 |
2 | 145 |
3 | 2625 |
4 | 50049 |
5 | 982729 |
6 | 19665841 |
7 | 398796225 |
8 | 8166636545 |
9 | 168502295625 |
10 | 3497529199185 |
11 | 72949645000065 |
12 | 1527671538372225 |
13 | 32100078290806665 |
14 | 676451066002195825 |
15 | 14290577765009652865 |
16 | 302557549412667613185 |
17 | 6417968867896642617225 |
18 | 136371773642235542394385 |
[1,9,145,2625,50049,982729,19665841,398796225, 8166636545,168502295625,3497529199185, 72949645000065,1527671538372225,32100078290806665, 676451066002195825,14290577765009652865, 302557549412667613185,6417968867896642617225, 136371773642235542394385] |