n | a(n) |
---|---|
10 | 1 |
11 | 126 |
12 | 7008 |
13 | 261648 |
14 | 7826544 |
15 | 205083936 |
16 | 4944057984 |
17 | 112834665216 |
18 | 2481031718144 |
19 | 53154302311936 |
20 | 1117907385569280 |
21 | 23198258406862848 |
22 | 476700713349279744 |
23 | 9725111087129763840 |
24 | 197341040692081557504 |
25 | 3988586127032474271744 |
26 | 80380982576880196780032 |
27 | 1616460856969040046850048 |
28 | 32457783381454315268866048 |
[1,126,7008,261648,7826544,205083936,4944057984, 112834665216,2481031718144,53154302311936, 1117907385569280,23198258406862848, 476700713349279744,9725111087129763840, 197341040692081557504,3988586127032474271744, 80380982576880196780032,1616460856969040046850048, 32457783381454315268866048] |