n | a(n) |
---|---|
12 | 1 |
13 | 0 |
14 | 91 |
15 | 910 |
16 | 16380 |
17 | 272272 |
18 | 4919460 |
19 | 93419352 |
20 | 1868513010 |
21 | 39238479280 |
22 | 863247190806 |
23 | 19854684036460 |
24 | 476512419579196 |
25 | 11912810484279600 |
26 | 309733072600927300 |
27 | 8362792960207653240 |
28 | 234158202885844712475 |
[1,0,91,910,16380,272272,4919460,93419352, 1868513010,39238479280,863247190806, 19854684036460,476512419579196,11912810484279600, 309733072600927300,8362792960207653240, 234158202885844712475] |