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A328967 as a simple table

na(n)
11
20
30
4-1
50
6-2
70
8-3
91
10-4
110
12-5
133
14-6
151
16-8
175
18-9
193
20-10
218
22-13
234
24-14
2515
26-16
277
28-21
2915
30-22
3114
32-23
3327
34-28
3514
36-32
3732
38-33
3920
40-42
4141
42-43
4332
44-44
4550
46-57
4733
48-58
4971
50-61
5146
52-75
5370
54-76
5559
56-82
5798
58-95
5962
60-96
61117
62-97
6381
64-122
65131

[1,0,0,-1,0,-2,0,-3,1,-4,0,-5,3,-6,1,-8,5,-9,3,
 -10,8,-13,4,-14,15,-16,7,-21,15,-22,14,-23,27,-28,
 14,-32,32,-33,20,-42,41,-43,32,-44,50,-57,33,-58,
 71,-61,46,-75,70,-76,59,-82,98,-95,62,-96,117,-97,
 81,-122,131]