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A104510 as a simple table

na(n)
10
2-1
32
4-4
54
6-7
74
8-5
90
105
11-18
1223
13-46
1465
15-82
16108
17-132
18152
19-164
20168
21-144
22132
23-48
24-39
25212
26-365
27658
28-947
291382
30-1800
312394
32-2947
333644
34-4289
355102
36-5687
376392
38-6820
397112
40-7139
416776
42-5836
434338
44-2036
45-1342
465585
47-11392
4818513
49-27456
5037876
51-51072
5265488
53-82982
54101898

[0,-1,2,-4,4,-7,4,-5,0,5,-18,23,-46,65,-82,108,
 -132,152,-164,168,-144,132,-48,-39,212,-365,658,
 -947,1382,-1800,2394,-2947,3644,-4289,5102,-5687,
 6392,-6820,7112,-7139,6776,-5836,4338,-2036,-1342,
 5585,-11392,18513,-27456,37876,-51072,65488,
 -82982,101898]