n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 5 |
4 | 17 |
5 | 73 |
6 | 382 |
7 | 2365 |
8 | 16937 |
9 | 137861 |
10 | 1257686 |
11 | 12714721 |
12 | 141119617 |
13 | 1706150125 |
14 | 22321071242 |
15 | 314201147513 |
16 | 4735338283937 |
17 | 76079613690505 |
18 | 1298088771022522 |
19 | 23441677492095901 |
20 | 446689961120844641 |
[1,2,5,17,73,382,2365,16937,137861,1257686, 12714721,141119617,1706150125,22321071242, 314201147513,4735338283937,76079613690505, 1298088771022522,23441677492095901, 446689961120844641] |