n | a(n) |
---|---|
0 | 1 |
1 | 5 |
2 | 50 |
3 | 630 |
4 | 8925 |
5 | 135751 |
6 | 2165800 |
7 | 35759900 |
8 | 605902440 |
9 | 10475490875 |
10 | 184068392508 |
11 | 3277575482090 |
12 | 59012418601500 |
13 | 1072549882307925 |
14 | 19651558477204200 |
15 | 362592313327737592 |
16 | 6731396321743423000 |
17 | 125645122201355505000 |
18 | 2356570385677427920770 |
[1,5,50,630,8925,135751,2165800,35759900, 605902440,10475490875,184068392508,3277575482090, 59012418601500,1072549882307925,19651558477204200, 362592313327737592,6731396321743423000, 125645122201355505000,2356570385677427920770] |