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A107102 as a simple table

na(n)
01
1-1
21
32
4-3
51
6-7
712
8-6
91
1037
11-67
1239
13-10
141
15-266
16495
17-310
1895
19-15
201
212431
22-4596
233000
24-1010
25195
26-21
271
28-27007
2951583
30-34566
3112320
32-2660
33357
34-28
351
36353522
37-680037
38463981
39-171766
4039795
41-6062
42602
43-36
441
45-5329837
4610306152
47-7124454
482709525
49-658791
50108927
51-12432
52954

[1,-1,1,2,-3,1,-7,12,-6,1,37,-67,39,-10,1,-266,
 495,-310,95,-15,1,2431,-4596,3000,-1010,195,-21,1,
 -27007,51583,-34566,12320,-2660,357,-28,1,353522,
 -680037,463981,-171766,39795,-6062,602,-36,1,
 -5329837,10306152,-7124454,2709525,-658791,108927,
 -12432,954]