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A289311 as a simple table

na(n)
10
22
33
44
55
65
77
8-2
96
107
1111
12-5
1313
149
158
16-24
1717
18-10
1919
20-11
2110
2213
2323
24-35
2510
2615
27-18
28-17
2929
30-20
3131
32-38
3314
3419
3512
36-50
3737
3821
3916
40-57
4141
42-30
4343
44-29
45-34
4625
4747
48-45
4914
50-38
5120
52-35
5353
54-70
5516
56-79
5722
5831
5959
60-80
6161
6233
63-50

[0,2,3,4,5,5,7,-2,6,7,11,-5,13,9,8,-24,17,-10,19,
 -11,10,13,23,-35,10,15,-18,-17,29,-20,31,-38,14,
 19,12,-50,37,21,16,-57,41,-30,43,-29,-34,25,47,
 -45,14,-38,20,-35,53,-70,16,-79,22,31,59,-80,61,
 33,-50]