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A351986 as a simple table

na(n)
1-4
2-2
3-1
4-1
5-1
6-1
7-1
8-2
9-1
101
11-1
122
13-4
142
15-1
161
17-18
18-6
19-2
20-1
21-2
22-2
23-2
24-3
25-2
262
27-2
283
29-18
306
31-2
321
332
34-2
352
36-1
372
382
392
401
41-48
42-12
43-3
44-1
45-12
46-6
47-3
48-2
49-3
50-3
51-3
52-4
53-3
543
55-3
564
57-12
586
59-3
602
61-48
6212
63-3
641
6512
66-6
673
68-1
693
70-3
713
72-2
733
743
753
762
7712
786
793
801

[-4,-2,-1,-1,-1,-1,-1,-2,-1,1,-1,2,-4,2,-1,1,-18,
 -6,-2,-1,-2,-2,-2,-3,-2,2,-2,3,-18,6,-2,1,2,-2,2,
 -1,2,2,2,1,-48,-12,-3,-1,-12,-6,-3,-2,-3,-3,-3,-4,
 -3,3,-3,4,-12,6,-3,2,-48,12,-3,1,12,-6,3,-1,3,-3,
 3,-2,3,3,3,2,12,6,3,1]