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A263078 as a simple table

na(n)
1-1
2-2
3-1
4-2
51
6-4
75
8-2
9-3
10-4
111
12-6
135
14-2
153
162
175
18-6
1911
20-2
219
22-4
2311
24-2
25-3
26-4
2715
28-6
2919
30-8
3129
32-2
3327
34-4
3537
3612
3747
38-4
3945
40-6
4155
42-8
4365
44-2
4551
46-4
4761
48-6
49-1
50-2
5169
52-4
5379
54-6
5577
56-8
5783
582
5981
60-12
6179
6210
6377
6476
6575
666
6773
6816
6971
7014
7169
72-12
7367
7422
7565
7620
7773
7818
7977
8016
8127
8226
8337
84-12
8535
8634
8745
8820
8951
9018
9149
9240
9347
9426
9545
96-12
9743
9842
9941
10040
10139
10230

[-1,-2,-1,-2,1,-4,5,-2,-3,-4,1,-6,5,-2,3,2,5,-6,
 11,-2,9,-4,11,-2,-3,-4,15,-6,19,-8,29,-2,27,-4,37,
 12,47,-4,45,-6,55,-8,65,-2,51,-4,61,-6,-1,-2,69,
 -4,79,-6,77,-8,83,2,81,-12,79,10,77,76,75,6,73,16,
 71,14,69,-12,67,22,65,20,73,18,77,16,27,26,37,-12,
 35,34,45,20,51,18,49,40,47,26,45,-12,43,42,41,40,
 39,30]