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A247453 as a simple table

na(n)
01
1-1
21
31
4-2
51
6-2
73
8-3
91
105
11-8
126
13-4
141
15-16
1625
17-20
1810
19-5
201
2161
22-96
2375
24-40
2515
26-6
271
28-272
29427
30-336
31175
32-70
3321
34-7
351
361385
37-2176
381708
39-896
40350
41-112
4228
43-8
441
45-7936
4612465
47-9792
485124
49-2016
50630
51-168
5236
53-9
541
5550521

[1,-1,1,1,-2,1,-2,3,-3,1,5,-8,6,-4,1,-16,25,-20,
 10,-5,1,61,-96,75,-40,15,-6,1,-272,427,-336,175,
 -70,21,-7,1,1385,-2176,1708,-896,350,-112,28,-8,1,
 -7936,12465,-9792,5124,-2016,630,-168,36,-9,1,
 50521]