n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 7 |
3 | 64 |
4 | 647 |
5 | 6901 |
6 | 76120 |
7 | 859216 |
8 | 9863303 |
9 | 114689746 |
10 | 1347186307 |
11 | 15954752903 |
12 | 190235245976 |
13 | 2281177393704 |
14 | 27487043703672 |
15 | 332588768198389 |
16 | 4038905184944263 |
17 | 49204502405466061 |
18 | 601135759955624038 |
19 | 7362647062772162397 |
20 | 90380912127647103747 |
[1,1,7,64,647,6901,76120,859216,9863303,114689746, 1347186307,15954752903,190235245976,2281177393704, 27487043703672,332588768198389,4038905184944263, 49204502405466061,601135759955624038, 7362647062772162397,90380912127647103747] |