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A173591 as a simple table

na(n)
02
11
21
30
4-6
50
61
7-3
8-3
91
102
11-18
12110
13-18
142
151
16-35
17-159
18-159
19-35
201
210
2210
233000
24-5790
253000
2610
270
281
29-139
30-15091
3127457
3227457
33-15091
34-139
351
362
3730
38110454
39-595250
40578402
41-595250
42110454
4330
442
451
465
47-715167
487576241
49-5255603
507576241
51-715167
525
531

[2,1,1,0,-6,0,1,-3,-3,1,2,-18,110,-18,2,1,-35,
 -159,-159,-35,1,0,10,3000,-5790,3000,10,0,1,-139,
 -15091,27457,27457,-15091,-139,1,2,30,110454,
 -595250,578402,-595250,110454,30,2,1,5,-715167,
 7576241,-5255603,7576241,-715167,5,1]