n | a(n) |
---|---|
17 | 331776 |
18 | 5806080 |
19 | 69672960 |
20 | 675578880 |
21 | 5675235840 |
22 | 42832800000 |
23 | 297267224832 |
24 | 1927826369280 |
25 | 11821052680704 |
26 | 69152452363584 |
27 | 388663047288576 |
28 | 2110540207741632 |
29 | 11123834480487936 |
30 | 57120835559901696 |
31 | 286669843226634240 |
32 | 1409843999618778240 |
33 | 6809949521252980992 |
[331776,5806080,69672960,675578880,5675235840, 42832800000,297267224832,1927826369280, 11821052680704,69152452363584,388663047288576, 2110540207741632,11123834480487936, 57120835559901696,286669843226634240, 1409843999618778240,6809949521252980992] |