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A137363 as a simple table

na(n)
11
20
31
4-1
5-1
62
74
8-3
9-3
104
111
126
13-8
14-9
158
167
175
1815
19-20
20-20
2116
22-1
23-3
2418
2537
26-48
27-46
2832
2926
30-6
31-19
3257
3395
34-112
35-99
3664
371
3816
39-32
40-80
41160
42233
43-256
44-213
45128
4686
479
4854
49-120
50-254
51432
52566
53-576
54-450
55256
56-1
5714
5850
59174
60-400
61-746
621120
631344
64-1280
65-947
66512

[1,0,1,-1,-1,2,4,-3,-3,4,1,6,-8,-9,8,7,5,15,-20,
 -20,16,-1,-3,18,37,-48,-46,32,26,-6,-19,57,95,
 -112,-99,64,1,16,-32,-80,160,233,-256,-213,128,86,
 9,54,-120,-254,432,566,-576,-450,256,-1,14,50,174,
 -400,-746,1120,1344,-1280,-947,512]