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A249303 as a simple table

na(n)
01
10
21
3-1
42
5-1
61
71
80
9-2
103
111
12-4
133
141
151
16-2
17-2
184
190
203
21-9
226
231
24-1
256
26-9
270
285
29-1
303
313
32-15
3310
341
350
36-4
3718
38-24
395
406
411
42-8
4318
44-6
45-20
4615
471
481
49-4
50-4
5136
52-49
5314
547
550
565
57-30
5860
59-35
60-21
6121
621
63-1
6410
65-30
6620
6750
68-84
6928
708

[1,0,1,-1,2,-1,1,1,0,-2,3,1,-4,3,1,1,-2,-2,4,0,3,
 -9,6,1,-1,6,-9,0,5,-1,3,3,-15,10,1,0,-4,18,-24,5,
 6,1,-8,18,-6,-20,15,1,1,-4,-4,36,-49,14,7,0,5,-30,
 60,-35,-21,21,1,-1,10,-30,20,50,-84,28,8]