n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 8 |
4 | 86 |
5 | 1394 |
6 | 32134 |
7 | 957332 |
8 | 35154340 |
9 | 1537408202 |
10 | 78132541528 |
11 | 4528684996756 |
12 | 295011186006282 |
13 | 21345627856836734 |
14 | 1698954263159544138 |
15 | 147553846727480002824 |
16 | 13888244935445960871352 |
17 | 1408407905312396429259944 |
18 | 153105374581396386625831530 |
[1,1,2,8,86,1394,32134,957332,35154340,1537408202, 78132541528,4528684996756,295011186006282, 21345627856836734,1698954263159544138, 147553846727480002824,13888244935445960871352, 1408407905312396429259944, 153105374581396386625831530] |