n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 0 |
4 | 2 |
5 | 4 |
6 | 0 |
7 | 5 |
8 | 30 |
9 | 30 |
10 | 0 |
11 | 14 |
12 | 196 |
13 | 504 |
14 | 336 |
15 | 0 |
16 | 42 |
17 | 1260 |
18 | 6300 |
19 | 10080 |
20 | 5040 |
21 | 0 |
22 | 132 |
23 | 8184 |
24 | 71280 |
25 | 205920 |
26 | 237600 |
27 | 95040 |
28 | 0 |
29 | 429 |
30 | 54054 |
31 | 774774 |
32 | 3603600 |
33 | 7207200 |
34 | 6486480 |
35 | 2162160 |
36 | 0 |
37 | 1430 |
38 | 363220 |
39 | 8288280 |
40 | 58378320 |
41 | 180180000 |
42 | 273873600 |
43 | 201801600 |
44 | 57657600 |
[1,0,1,0,2,4,0,5,30,30,0,14,196,504,336,0,42,1260, 6300,10080,5040,0,132,8184,71280,205920,237600, 95040,0,429,54054,774774,3603600,7207200,6486480, 2162160,0,1430,363220,8288280,58378320,180180000, 273873600,201801600,57657600] |