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A138522 as a simple table

na(n)
01
11
2-1
30
4-1
51
64
7-4
8-1
9-3
103
1112
12-12
13-2
14-8
158
1631
17-30
18-5
19-20
2019
2172
22-68
23-12
24-44
2541
26154
27-144
28-24
29-90
3084
31312
32-289
33-48
34-178
35164
36603
37-554
38-92
39-336
40307
411122
42-1024
43-168
44-612
45557
462024
47-1836
48-300
49-1087
50983
513552
52-3206
53-522

[1,1,-1,0,-1,1,4,-4,-1,-3,3,12,-12,-2,-8,8,31,-30,
 -5,-20,19,72,-68,-12,-44,41,154,-144,-24,-90,84,
 312,-289,-48,-178,164,603,-554,-92,-336,307,1122,
 -1024,-168,-612,557,2024,-1836,-300,-1087,983,
 3552,-3206,-522]