n | a(n) |
---|---|
0 | 1 |
1 | 18 |
2 | 345 |
3 | 7650 |
4 | 196245 |
5 | 5755050 |
6 | 190482705 |
7 | 7034400450 |
8 | 286988226525 |
9 | 12826061498250 |
10 | 623403611055225 |
11 | 32747785180560450 |
12 | 1849179329801929125 |
13 | 111713055889014830250 |
14 | 7190273917194645902625 |
15 | 491244630824362410245250 |
16 | 35508203161436371983742125 |
[1,18,345,7650,196245,5755050,190482705, 7034400450,286988226525,12826061498250, 623403611055225,32747785180560450, 1849179329801929125,111713055889014830250, 7190273917194645902625,491244630824362410245250, 35508203161436371983742125] |