n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 7 |
4 | 9 |
5 | 31 |
6 | 403 |
7 | 757 |
8 | 2873 |
9 | 12607 |
10 | 333051 |
11 | 761377 |
12 | 3699435 |
13 | 16383121 |
14 | 108710085 |
15 | 4855474267 |
16 | 28123899993 |
17 | 241045678351 |
18 | 2865769028107 |
19 | 22701288941281 |
20 | 238433702214659 |
21 | 4399193720759677 |
22 | 46157742163810905 |
23 | 514035796837721671 |
24 | 8889375296702138075 |
[1,1,1,7,9,31,403,757,2873,12607,333051,761377, 3699435,16383121,108710085,4855474267,28123899993, 241045678351,2865769028107,22701288941281, 238433702214659,4399193720759677, 46157742163810905,514035796837721671, 8889375296702138075] |