n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 2 |
4 | 1 |
5 | 6 |
6 | 6 |
7 | 0 |
8 | -12 |
9 | 0 |
10 | 24 |
11 | -12 |
12 | 120 |
13 | 0 |
14 | -240 |
15 | 120 |
16 | 360 |
17 | -2280 |
18 | 0 |
19 | 4800 |
20 | -3600 |
21 | 720 |
22 | -13260 |
23 | 68040 |
24 | 0 |
25 | -151200 |
26 | 138600 |
27 | -45360 |
28 | 5040 |
29 | 638400 |
30 | -2899680 |
31 | 0 |
32 | 6773760 |
33 | -7056000 |
34 | 2963520 |
35 | -564480 |
36 | 40320 |
37 | -39630528 |
38 | 166320000 |
39 | 0 |
40 | -406425600 |
41 | 464002560 |
42 | -228614400 |
43 | 57576960 |
44 | -7257600 |
45 | 362880 |
[1,2,2,1,6,6,0,-12,0,24,-12,120,0,-240,120,360, -2280,0,4800,-3600,720,-13260,68040,0,-151200, 138600,-45360,5040,638400,-2899680,0,6773760, -7056000,2963520,-564480,40320,-39630528, 166320000,0,-406425600,464002560,-228614400, 57576960,-7257600,362880] |