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A143055 as a simple table

na(n)
10
21
31
42
53
64
75
84
9-1
10-16
11-51
12-124
13-265
14-520
15-955
16-1652
17-2689
18-4080
19-5635
20-6668
21-5433
221896
2322965
2472028
25174095
26370496
27725101
281328452
292292823
303722904
315631525
327743404
339086879
347208304
35-3246371
36-32945004
37-101726745

[0,1,1,2,3,4,5,4,-1,-16,-51,-124,-265,-520,-955,
 -1652,-2689,-4080,-5635,-6668,-5433,1896,22965,
 72028,174095,370496,725101,1328452,2292823,
 3722904,5631525,7743404,9086879,7208304,-3246371,
 -32945004,-101726745]