n | a(n) |
---|---|
0 | 1 |
1 | 7 |
2 | 56 |
3 | 441 |
4 | 3479 |
5 | 27440 |
6 | 216433 |
7 | 1707111 |
8 | 13464808 |
9 | 106203433 |
10 | 837677687 |
11 | 6607167840 |
12 | 52113918689 |
13 | 411047605703 |
14 | 3242130670744 |
15 | 25572247935129 |
16 | 201700650241111 |
17 | 1590910287233680 |
18 | 12548276562323537 |
19 | 98974307946900519 |
20 | 780658091564568392 |
[1,7,56,441,3479,27440,216433,1707111,13464808, 106203433,837677687,6607167840,52113918689, 411047605703,3242130670744,25572247935129, 201700650241111,1590910287233680, 12548276562323537,98974307946900519, 780658091564568392] |