n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 24 |
5 | 204 |
6 | 1024 |
7 | 3628 |
8 | 10320 |
9 | 25096 |
10 | 54400 |
11 | 107880 |
12 | 199400 |
13 | 348020 |
14 | 579264 |
15 | 926324 |
16 | 1431584 |
17 | 2148048 |
18 | 3141120 |
19 | 4490256 |
20 | 6291000 |
21 | 8656860 |
22 | 11721600 |
23 | 15641340 |
24 | 20597104 |
25 | 26797144 |
26 | 34479744 |
27 | 43915768 |
28 | 55411720 |
29 | 69312516 |
30 | 86004800 |
31 | 105919940 |
[0,0,0,0,24,204,1024,3628,10320,25096,54400, 107880,199400,348020,579264,926324,1431584, 2148048,3141120,4490256,6291000,8656860,11721600, 15641340,20597104,26797144,34479744,43915768, 55411720,69312516,86004800,105919940] |