n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 1 |
3 | 0 |
4 | -1 |
5 | 2 |
6 | 0 |
7 | 4 |
8 | -9 |
9 | 6 |
10 | 0 |
11 | -33 |
12 | 82 |
13 | -72 |
14 | 24 |
15 | 0 |
16 | 456 |
17 | -1225 |
18 | 1250 |
19 | -600 |
20 | 120 |
21 | 0 |
22 | -9460 |
23 | 27041 |
24 | -30600 |
25 | 17700 |
26 | -5400 |
27 | 720 |
28 | 0 |
29 | 274800 |
30 | -826336 |
31 | 1011017 |
32 | -661500 |
33 | 249900 |
34 | -52920 |
35 | 5040 |
36 | 0 |
37 | -10643745 |
38 | 33391954 |
39 | -43471624 |
40 | 31149496 |
41 | -13524000 |
42 | 3622080 |
43 | -564480 |
44 | 40320 |
[1,0,1,0,-1,2,0,4,-9,6,0,-33,82,-72,24,0,456, -1225,1250,-600,120,0,-9460,27041,-30600,17700, -5400,720,0,274800,-826336,1011017,-661500,249900, -52920,5040,0,-10643745,33391954,-43471624, 31149496,-13524000,3622080,-564480,40320] |