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A128504 as a simple table

na(n)
01
13
23
3-2
4-9
5-9
63
718
818
9-4
10-30
11-30
125
1345
1445
15-6
16-63
17-63
187
1984
2084
21-8
22-108
23-108
249
25135
26135
27-10
28-165
29-165
3011
31198
32198
33-12
34-234
35-234
3613
37273
38273
39-14
40-315
41-315
4215
43360
44360
45-16
46-408
47-408
4817
49459
50459

[1,3,3,-2,-9,-9,3,18,18,-4,-30,-30,5,45,45,-6,-63,
 -63,7,84,84,-8,-108,-108,9,135,135,-10,-165,-165,
 11,198,198,-12,-234,-234,13,273,273,-14,-315,-315,
 15,360,360,-16,-408,-408,17,459,459]