n | a(n) |
---|---|
1 | 3 |
2 | 9 |
3 | 44 |
4 | 452 |
5 | 4241 |
6 | 62406 |
7 | 1058776 |
8 | 17374571 |
9 | 288771291 |
10 | 4860565711 |
11 | 81668904553 |
12 | 1371394427050 |
13 | 23054727857828 |
14 | 387744337542770 |
15 | 6522573483253608 |
16 | 109759232573531088 |
17 | 1847613631016545713 |
18 | 31110964472846965874 |
[3,9,44,452,4241,62406,1058776,17374571,288771291, 4860565711,81668904553,1371394427050, 23054727857828,387744337542770,6522573483253608, 109759232573531088,1847613631016545713, 31110964472846965874] |