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A231154 as a simple table

na(n)
11
21
32
40
52
63
71
81
93
105
110
126
130
145
158
160
178
188
190
208
2113
22-2
2319
244
2519
26-2
2713
2821
29-5
3033
3115
3215
3333
34-5
3521
3634
37-12
3864
3912
4060
4112
4264
43-12
4434
4555
46-25
47116
4820
4990
5090
5120
52116
53-25
5455
5589
56-50
57213
588
59210
6084
61210
628
63213
64-50
6589

[1,1,2,0,2,3,1,1,3,5,0,6,0,5,8,0,8,8,0,8,13,-2,19,
 4,19,-2,13,21,-5,33,15,15,33,-5,21,34,-12,64,12,
 60,12,64,-12,34,55,-25,116,20,90,90,20,116,-25,55,
 89,-50,213,8,210,84,210,8,213,-50,89]