# A101980 (b-file synthesized from sequence entry)
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