n | a(n) |
---|---|
2 | 2 |
3 | 10 |
4 | 52 |
5 | 738 |
6 | 2866 |
7 | 53620 |
8 | 162438 |
9 | 4023888 |
10 | 166243974 |
11 | 921787428 |
12 | 48034443442 |
13 | 935251508324 |
14 | 2558696229078 |
15 | 68055676507664 |
16 | 2655011787909270 |
17 | 210067141980993186 |
18 | 831463106366605026 |
19 | 42882922858578320598 |
[2,10,52,738,2866,53620,162438,4023888,166243974, 921787428,48034443442,935251508324,2558696229078, 68055676507664,2655011787909270, 210067141980993186,831463106366605026, 42882922858578320598] |