n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 4 |
6 | 0 |
7 | 0 |
8 | 30 |
9 | 30 |
10 | 0 |
11 | 0 |
12 | 168 |
13 | 756 |
14 | 168 |
15 | 0 |
16 | 0 |
17 | 840 |
18 | 16632 |
19 | 16632 |
20 | 840 |
21 | 0 |
22 | 0 |
23 | 3960 |
24 | 360360 |
25 | 1729728 |
26 | 360360 |
27 | 3960 |
28 | 0 |
29 | 0 |
30 | 18018 |
31 | 7876440 |
32 | 199536480 |
33 | 199536480 |
34 | 7876440 |
35 | 18018 |
36 | 0 |
37 | 0 |
38 | 80080 |
39 | 174594420 |
40 | 25241364720 |
41 | 140229804000 |
42 | 25241364720 |
[0,0,0,0,4,0,0,30,30,0,0,168,756,168,0,0,840, 16632,16632,840,0,0,3960,360360,1729728,360360, 3960,0,0,18018,7876440,199536480,199536480, 7876440,18018,0,0,80080,174594420,25241364720, 140229804000,25241364720] |