n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 2 |
3 | 9 |
4 | 64 |
5 | 625 |
6 | 7056 |
7 | 89929 |
8 | 1284032 |
9 | 20351601 |
10 | 354648160 |
11 | 6736612201 |
12 | 138472331328 |
13 | 3061103815081 |
14 | 72391319923664 |
15 | 1823032999274985 |
16 | 48692068509655936 |
17 | 1374488205290880481 |
18 | 40877130077266074048 |
[0,1,2,9,64,625,7056,89929,1284032,20351601, 354648160,6736612201,138472331328,3061103815081, 72391319923664,1823032999274985,48692068509655936, 1374488205290880481,40877130077266074048] |