n | a(n) |
---|---|
1 | 1 |
2 | 7 |
3 | 45 |
4 | 767 |
5 | 4909 |
6 | 119393 |
7 | 759891 |
8 | 20299463 |
9 | 130579169 |
10 | 3588643955 |
11 | 23230932391 |
12 | 647426033879 |
13 | 4209052934053 |
14 | 118324983126455 |
15 | 771976078016995 |
16 | 21829828686370139 |
17 | 142850851773130033 |
18 | 4056660324820606967 |
[1,7,45,767,4909,119393,759891,20299463,130579169, 3588643955,23230932391,647426033879,4209052934053, 118324983126455,771976078016995,21829828686370139, 142850851773130033,4056660324820606967] |