n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 24 |
6 | 200 |
7 | 1000 |
8 | 3675 |
9 | 10976 |
10 | 28224 |
11 | 64800 |
12 | 136125 |
13 | 266200 |
14 | 490776 |
15 | 861224 |
16 | 1449175 |
17 | 2352000 |
18 | 3699200 |
19 | 5659776 |
20 | 8450649 |
21 | 12346200 |
22 | 17689000 |
23 | 24901800 |
24 | 34500851 |
25 | 47110624 |
26 | 63480000 |
27 | 84500000 |
28 | 111223125 |
29 | 144884376 |
30 | 186924024 |
31 | 239012200 |
32 | 303075375 |
[0,0,0,1,24,200,1000,3675,10976,28224,64800, 136125,266200,490776,861224,1449175,2352000, 3699200,5659776,8450649,12346200,17689000, 24901800,34500851,47110624,63480000,84500000, 111223125,144884376,186924024,239012200,303075375] |