n | a(n) |
---|---|
1 | 0 |
2 | 72 |
3 | 1817 |
4 | 10720 |
5 | 89472 |
6 | 1791696 |
7 | 27783305 |
8 | 317382472 |
9 | 3783068416 |
10 | 51756812704 |
11 | 698792225489 |
12 | 8925688199152 |
13 | 114042394336256 |
14 | 1490898399253328 |
15 | 19518200132035505 |
16 | 253177516072868896 |
17 | 3279883039710140160 |
[0,72,1817,10720,89472,1791696,27783305,317382472, 3783068416,51756812704,698792225489,8925688199152, 114042394336256,1490898399253328, 19518200132035505,253177516072868896, 3279883039710140160] |