n | a(n) |
---|---|
1 | 20 |
2 | 475 |
3 | 9996 |
4 | 186732 |
5 | 3283890 |
6 | 55491832 |
7 | 911930096 |
8 | 14681855846 |
9 | 232688402028 |
10 | 3642322709900 |
11 | 56444213311842 |
12 | 867475989937560 |
13 | 13239446101273360 |
14 | 200865483664370358 |
15 | 3031934392327858732 |
16 | 45561723449682618252 |
[20,475,9996,186732,3283890,55491832,911930096, 14681855846,232688402028,3642322709900, 56444213311842,867475989937560,13239446101273360, 200865483664370358,3031934392327858732, 45561723449682618252] |