n | a(n) |
---|---|
1 | 5 |
2 | 20 |
3 | 300 |
4 | 7200 |
5 | 180000 |
6 | 5580000 |
7 | 195300000 |
8 | 7862400000 |
9 | 353808000000 |
10 | 17713080000000 |
11 | 974219400000000 |
12 | 58468132800000000 |
13 | 3800428632000000000 |
14 | 266043625848000000000 |
[5,20,300,7200,180000,5580000,195300000, 7862400000,353808000000,17713080000000, 974219400000000,58468132800000000, 3800428632000000000,266043625848000000000] |