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A103910 as a simple table

na(n)
11
2-1
31
40
5-1
61
71
80
9-2
101
11-1
123
130
14-3
151
16-6
17-5
1815
190
20-5
211
2235
23-48
24-40
2560
260
27-8
281
29181
30455
31-624
32-260
33260
340
35-13
361
37-6056
383801
399555
40-6552
41-1820
421092
430
44-21
451
46-3741
47-205904
48129234
49162435
50-74256
51-12376
524641
530
54-34
551

[1,-1,1,0,-1,1,1,0,-2,1,-1,3,0,-3,1,-6,-5,15,0,-5,
 1,35,-48,-40,60,0,-8,1,181,455,-624,-260,260,0,
 -13,1,-6056,3801,9555,-6552,-1820,1092,0,-21,1,
 -3741,-205904,129234,162435,-74256,-12376,4641,0,
 -34,1]