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A104605 as a simple table

na(n)
10
2-2
31
4-2
52
6-2
70
82
9-4
10-1
113
12-4
131
143
15-4
164
17-4
180
194
20-4
21-2
221
234
24-4
25-2
262
274
28-4
29-2
300
312
324
33-6
34-3
35-1
365
37-6
38-3
391
405
41-6
42-3
432
445
45-6
46-3
470
482
495
50-6
51-1
523
535
54-6
551
563
575
58-6
596
60-6
610
626
63-6
64-2
651
666
67-6
68-2
692
706
71-6
72-2
730
742
756
76-6
77-4
78-1
793
806
81-6
82-4
831
843
856
86-6
87-4
884
896
90-6
91-4
920
934
946
95-6
96-4
97-2
981
994
1006
101-6
102-4

[0,-2,1,-2,2,-2,0,2,-4,-1,3,-4,1,3,-4,4,-4,0,4,-4,
 -2,1,4,-4,-2,2,4,-4,-2,0,2,4,-6,-3,-1,5,-6,-3,1,5,
 -6,-3,2,5,-6,-3,0,2,5,-6,-1,3,5,-6,1,3,5,-6,6,-6,
 0,6,-6,-2,1,6,-6,-2,2,6,-6,-2,0,2,6,-6,-4,-1,3,6,
 -6,-4,1,3,6,-6,-4,4,6,-6,-4,0,4,6,-6,-4,-2,1,4,6,
 -6,-4]