n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 9 |
3 | 62 |
4 | 572 |
5 | 6604 |
6 | 91526 |
7 | 1480044 |
8 | 27353448 |
9 | 568731648 |
10 | 13138994112 |
11 | 333895239072 |
12 | 9256507508112 |
13 | 278000959058016 |
14 | 8991458660924112 |
15 | 311585506208924064 |
16 | 11517363473843526912 |
17 | 452332548042633835776 |
[1,2,9,62,572,6604,91526,1480044,27353448, 568731648,13138994112,333895239072,9256507508112, 278000959058016,8991458660924112, 311585506208924064,11517363473843526912, 452332548042633835776] |