n | a(n) |
---|---|
1 | 1 |
2 | 0 |
3 | 2 |
4 | 0 |
5 | 0 |
6 | 6 |
7 | 0 |
8 | 0 |
9 | 10 |
10 | 24 |
11 | 0 |
12 | 0 |
13 | 30 |
14 | 248 |
15 | 120 |
16 | 0 |
17 | 0 |
18 | 42 |
19 | 3344 |
20 | 14928 |
21 | 720 |
22 | 0 |
23 | 0 |
24 | 154 |
25 | 74416 |
26 | 2450392 |
27 | 829824 |
28 | 5040 |
29 | 0 |
30 | 0 |
31 | 478 |
32 | 1738864 |
33 | 589295880 |
34 | 1627602144 |
35 | 90999072 |
36 | 40320 |
37 | 0 |
38 | 0 |
39 | 2086 |
40 | 50328912 |
41 | 161738440488 |
42 | 4883292435072 |
43 | 2887429166352 |
[1,0,2,0,0,6,0,0,10,24,0,0,30,248,120,0,0,42,3344, 14928,720,0,0,154,74416,2450392,829824,5040,0,0, 478,1738864,589295880,1627602144,90999072,40320,0, 0,2086,50328912,161738440488,4883292435072, 2887429166352] |