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A228441 as a simple table

na(n)
11
2-2
32
4-1
52
6-4
72
80
93
10-4
112
12-2
132
14-4
154
161
172
18-6
192
20-2
214
22-4
232
240
253
26-4
274
28-2
292
30-8
312
322
334
34-4
354
36-3
372
38-4
394
400
412
42-8
432
44-2
456
46-4
472
482
493
50-6
514
52-2
532
54-8
554
560
574
58-4
592
60-4
612
62-4
636
643
654
66-8
672
68-2
694
70-8
712
720
732
74-4
756
76-2
774

[1,-2,2,-1,2,-4,2,0,3,-4,2,-2,2,-4,4,1,2,-6,2,-2,
 4,-4,2,0,3,-4,4,-2,2,-8,2,2,4,-4,4,-3,2,-4,4,0,2,
 -8,2,-2,6,-4,2,2,3,-6,4,-2,2,-8,4,0,4,-4,2,-4,2,
 -4,6,3,4,-8,2,-2,4,-8,2,0,2,-4,6,-2,4]