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A209613 as a simple table

na(n)
11
2-1
3-3
41
54
63
7-6
8-1
99
10-4
11-12
12-3
1314
146
15-12
161
1716
18-9
19-18
204
2118
2212
23-24
243
2521
26-14
27-27
28-6
2928
3012
31-30
32-1
3336
34-16
35-24
369
3738
3818
39-42
40-4
4140
42-18
43-42
44-12
4536
4624
47-48
48-3
4943
50-21
51-48
5214
5352
5427
55-48
566
5754
58-28
59-60
60-12
6162
6230

[1,-1,-3,1,4,3,-6,-1,9,-4,-12,-3,14,6,-12,1,16,-9,
 -18,4,18,12,-24,3,21,-14,-27,-6,28,12,-30,-1,36,
 -16,-24,9,38,18,-42,-4,40,-18,-42,-12,36,24,-48,
 -3,43,-21,-48,14,52,27,-48,6,54,-28,-60,-12,62,30]