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A064053 as a simple table

na(n)
01
10
2-4
34
4-4
54
6-4
78
8-4
90
10-4
118
12-4
130
14-4
154
16-4
170
180
198
20-4
21-4
22-4
238
240
250
260
274
28-4
290
30-4
318
32-4
33-4
340
358
360
370
38-8
394
40-8
410
424
438
44-4
450
46-8
478
480
490
50-4
514
52-4
530
54-4
5512
56-4
570
580
598
60-4
610
62-8
630
64-4
654
664
678
68-4
690
70-12
718
720
730
740
754
76-4
77-4
78-4
798
80-8
810
820
838
844
854
86-8
870
88-4
890
900
914
92-4
930
94-8
9512
960
970
984
990
100-4
1010
102-4

[1,0,-4,4,-4,4,-4,8,-4,0,-4,8,-4,0,-4,4,-4,0,0,8,
 -4,-4,-4,8,0,0,0,4,-4,0,-4,8,-4,-4,0,8,0,0,-8,4,
 -8,0,4,8,-4,0,-8,8,0,0,-4,4,-4,0,-4,12,-4,0,0,8,
 -4,0,-8,0,-4,4,4,8,-4,0,-12,8,0,0,0,4,-4,-4,-4,8,
 -8,0,0,8,4,4,-8,0,-4,0,0,4,-4,0,-8,12,0,0,4,0,-4,
 0,-4]