n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 0 |
3 | -1 |
4 | 4 |
5 | 0 |
6 | 4 |
7 | -9 |
8 | 9 |
9 | 0 |
10 | -33 |
11 | 64 |
12 | -36 |
13 | 16 |
14 | 0 |
15 | 456 |
16 | -825 |
17 | 400 |
18 | -100 |
19 | 25 |
20 | 0 |
21 | -9460 |
22 | 16416 |
23 | -7425 |
24 | 1600 |
25 | -225 |
26 | 36 |
27 | 0 |
28 | 274800 |
29 | -463540 |
30 | 201096 |
31 | -40425 |
32 | 4900 |
33 | -441 |
34 | 49 |
35 | 0 |
36 | -10643745 |
37 | 17587200 |
38 | -7416640 |
39 | 1430016 |
40 | -161700 |
41 | 12544 |
42 | -784 |
43 | 64 |
44 | 0 |
45 | 530052880 |
46 | -862143345 |
47 | 356140800 |
48 | -66749760 |
49 | 7239456 |
[0,1,0,-1,4,0,4,-9,9,0,-33,64,-36,16,0,456,-825, 400,-100,25,0,-9460,16416,-7425,1600,-225,36,0, 274800,-463540,201096,-40425,4900,-441,49,0, -10643745,17587200,-7416640,1430016,-161700,12544, -784,64,0,530052880,-862143345,356140800, -66749760,7239456] |