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A112176 as a simple table

na(n)
01
1-1
21
30
41
5-2
62
7-2
83
9-4
104
11-4
125
13-7
147
15-8
1610
17-12
1814
19-14
2017
21-20
2222
23-24
2428
25-33
2636
27-40
2845
29-52
3056
31-62
3271
33-80
3488
35-96
36109
37-122
38133
39-144
40163
41-182
42198
43-216
44240
45-268
46290
47-316
48349
49-386
50420
51-456
52502
53-552
54600
55-650
56713
57-780
58846
59-916
601001
61-1093
621182

[1,-1,1,0,1,-2,2,-2,3,-4,4,-4,5,-7,7,-8,10,-12,14,
 -14,17,-20,22,-24,28,-33,36,-40,45,-52,56,-62,71,
 -80,88,-96,109,-122,133,-144,163,-182,198,-216,
 240,-268,290,-316,349,-386,420,-456,502,-552,600,
 -650,713,-780,846,-916,1001,-1093,1182]