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A328641 as a simple table

na(n)
11
2-2
3-4
4-1
5-8
68
7-12
80
90
1016
11-20
124
13-24
1424
1532
161
17-32
180
19-36
208
2148
2240
23-44
240
258
2648
274
2812
29-56
30-64
31-60
322
3380
3464
3596
360
37-72
3872
3996
400
41-80
42-96
43-84
4420
450
4688
47-92
48-4
4924
50-16
51128
5224
53-104
54-8
55160
560
57144
58112
59-116
60-32
61-120
62120
630
643
65192

[1,-2,-4,-1,-8,8,-12,0,0,16,-20,4,-24,24,32,1,-32,
 0,-36,8,48,40,-44,0,8,48,4,12,-56,-64,-60,2,80,64,
 96,0,-72,72,96,0,-80,-96,-84,20,0,88,-92,-4,24,
 -16,128,24,-104,-8,160,0,144,112,-116,-32,-120,
 120,0,3,192]