n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 2 |
4 | 0 |
5 | 4 |
6 | 6 |
7 | 0 |
8 | 1 |
9 | 45 |
10 | 24 |
11 | 0 |
12 | 0 |
13 | 90 |
14 | 432 |
15 | 120 |
16 | 0 |
17 | 0 |
18 | 78 |
19 | 2248 |
20 | 4200 |
21 | 720 |
22 | 0 |
23 | 0 |
24 | 36 |
25 | 5776 |
26 | 43000 |
27 | 43200 |
28 | 5040 |
29 | 0 |
30 | 0 |
31 | 9 |
32 | 9066 |
33 | 222925 |
34 | 755100 |
35 | 476280 |
36 | 40320 |
37 | 0 |
38 | 0 |
39 | 1 |
40 | 9696 |
41 | 727375 |
42 | 6700500 |
43 | 13003620 |
44 | 5644800 |
45 | 362880 |
46 | 0 |
47 | 0 |
48 | 0 |
49 | 7480 |
50 | 1674840 |
[1,0,2,0,4,6,0,1,45,24,0,0,90,432,120,0,0,78,2248, 4200,720,0,0,36,5776,43000,43200,5040,0,0,9,9066, 222925,755100,476280,40320,0,0,1,9696,727375, 6700500,13003620,5644800,362880,0,0,0,7480, 1674840] |