n | a(n) |
---|---|
1 | 5 |
2 | 20 |
3 | 260 |
4 | 3460 |
5 | 716100 |
6 | 10877380 |
7 | 2678663940 |
8 | 43007216580 |
9 | 11439823225220 |
10 | 52423583379994820 |
11 | 880012516784503300 |
12 | 4260164250933079388740 |
13 | 1237929447780495036788100 |
14 | 21180545285375859022020420 |
15 | 6239638330555928133105753860 |
[5,20,260,3460,716100,10877380,2678663940, 43007216580,11439823225220,52423583379994820, 880012516784503300,4260164250933079388740, 1237929447780495036788100, 21180545285375859022020420, 6239638330555928133105753860] |