n | a(n) |
---|---|
1 | 1 |
2 | 8 |
3 | 67 |
4 | 537 |
5 | 4296 |
6 | 34371 |
7 | 274969 |
8 | 2199752 |
9 | 17598019 |
10 | 140784153 |
11 | 1126273224 |
12 | 9010185795 |
13 | 72081486361 |
14 | 576651890888 |
15 | 4613215127107 |
16 | 36905721016857 |
17 | 295245768134856 |
18 | 2361966145078851 |
[1,8,67,537,4296,34371,274969,2199752,17598019, 140784153,1126273224,9010185795,72081486361, 576651890888,4613215127107,36905721016857, 295245768134856,2361966145078851] |