n | a(n) |
---|---|
1 | 1 |
2 | 126 |
3 | 3501 |
4 | 46376 |
5 | 389376 |
6 | 2389752 |
7 | 11650752 |
8 | 47587752 |
9 | 168875127 |
10 | 534401002 |
11 | 1537404003 |
12 | 4080706128 |
13 | 10109274128 |
14 | 23590546128 |
15 | 52243162128 |
16 | 110473767504 |
17 | 224205418629 |
18 | 438589465254 |
19 | 830009446129 |
20 | 1524339072504 |
21 | 2724140666880 |
22 | 4748425291880 |
23 | 8089787666880 |
[1,126,3501,46376,389376,2389752,11650752, 47587752,168875127,534401002,1537404003, 4080706128,10109274128,23590546128,52243162128, 110473767504,224205418629,438589465254, 830009446129,1524339072504,2724140666880, 4748425291880,8089787666880] |