n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 6 |
4 | 24 |
5 | 96 |
6 | 520 |
7 | 2888 |
8 | 19068 |
9 | 145020 |
10 | 1138148 |
11 | 10214074 |
12 | 94526080 |
13 | 967610930 |
14 | 10343591120 |
15 | 123439408674 |
16 | 1576525675134 |
[1,2,6,24,96,520,2888,19068,145020,1138148, 10214074,94526080,967610930,10343591120, 123439408674,1576525675134] |