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A145063 as a simple table

na(n)
01
1-1
2-3
31
46
5-1
6-10
71
815
9-1
10-21
111
1228
13-1
14-36
151
1645
17-1
18-55
191
2066
21-1
22-78
231
2491
25-1
26-105
271
28120
29-1
30-136
311
32153
33-1
34-171
351
36190
37-1
38-210
391
40231
41-1
42-253
431
44276
45-1
46-300
471
48325
49-1
50-351
511
52378
53-1
54-406
551
56435

[1,-1,-3,1,6,-1,-10,1,15,-1,-21,1,28,-1,-36,1,45,
 -1,-55,1,66,-1,-78,1,91,-1,-105,1,120,-1,-136,1,
 153,-1,-171,1,190,-1,-210,1,231,-1,-253,1,276,-1,
 -300,1,325,-1,-351,1,378,-1,-406,1,435]