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A260574 as a simple table

na(n)
01
1-1
22
30
42
5-1
64
7-2
85
9-2
106
11-2
1210
13-4
1412
15-4
1615
17-6
1820
19-8
2026
21-9
2232
23-12
2440
25-16
2650
27-18
2860
29-22
3076
31-28
3292
33-33
34110
35-40
36134
37-50
38160
39-58
40191
41-70
42230
43-84
44272
45-98
46320
47-116
48380
49-138
50446
51-160
52522
53-188
54612
55-222
56715
57-256

[1,-1,2,0,2,-1,4,-2,5,-2,6,-2,10,-4,12,-4,15,-6,
 20,-8,26,-9,32,-12,40,-16,50,-18,60,-22,76,-28,92,
 -33,110,-40,134,-50,160,-58,191,-70,230,-84,272,
 -98,320,-116,380,-138,446,-160,522,-188,612,-222,
 715,-256]