n | a(n) |
---|---|
1 | 1 |
2 | 10 |
3 | 75 |
4 | 628 |
5 | 6325 |
6 | 75966 |
7 | 1063615 |
8 | 17017960 |
9 | 306323433 |
10 | 6126468850 |
11 | 134782314931 |
12 | 3234775558620 |
13 | 84104164524445 |
14 | 2354916606684838 |
15 | 70647498200545575 |
16 | 2260719942417458896 |
17 | 76864478042193603025 |
18 | 2767121209518969709530 |
19 | 105150605961720848962843 |
20 | 4206024238468833958514500 |
[1,10,75,628,6325,75966,1063615,17017960, 306323433,6126468850,134782314931,3234775558620, 84104164524445,2354916606684838,70647498200545575, 2260719942417458896,76864478042193603025, 2767121209518969709530,105150605961720848962843, 4206024238468833958514500] |