n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 1 |
3 | 2 |
4 | 17 |
5 | 83537 |
6 | 48698490414981559682 |
7 | 5624216052381164150697569400035392464306474190030694298257552124199835791859537 |
[0,1,1,2,17,83537,48698490414981559682, 56242160523811641506975694000353924643064741900306\ 94298257552124199835791859537] |