n | a(n) |
---|---|
7 | 1 |
8 | 5380840 |
9 | 26058095733124 |
10 | 124806266065883690200 |
11 | 597035499217287155085549610 |
12 | 2855650645340126913932218722028600 |
13 | 13658514212390616911370927114097728660820 |
[1,5380840,26058095733124,124806266065883690200, 597035499217287155085549610, 2855650645340126913932218722028600, 13658514212390616911370927114097728660820] |