n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 4 |
3 | 104 |
4 | 272 |
5 | 3104 |
6 | 79808 |
7 | 631936 |
8 | 1708288 |
9 | 7045156352 |
10 | 1413417032704 |
11 | 6587672324096 |
12 | 37378439704576 |
13 | 66465881481076736 |
14 | 80812831866241024 |
15 | 17004045797823707643904 |
16 | 55131841948562370265088 |
17 | 189924798793194975920128 |
18 | 1382061377731043599678963712 |
[1,2,4,104,272,3104,79808,631936,1708288, 7045156352,1413417032704,6587672324096, 37378439704576,66465881481076736, 80812831866241024,17004045797823707643904, 55131841948562370265088,189924798793194975920128, 1382061377731043599678963712] |