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A158856 as a simple table

na(n)
01
11
21
31
40
5-1
61
70
80
9-1
101
110
121
130
141
151
160
171
181
190
201
211
220
231
240
25-1
260
27-1
281
290
301
310
320
33-1
340
35-1
361
370
381
390
401
410
421
430
441
451
460
471
480
491
501
510
521
530
541
551
560
571
580
591
600
61-1
620
63-1
640
65-1

[1,1,1,1,0,-1,1,0,0,-1,1,0,1,0,1,1,0,1,1,0,1,1,0,
 1,0,-1,0,-1,1,0,1,0,0,-1,0,-1,1,0,1,0,1,0,1,0,1,1,
 0,1,0,1,1,0,1,0,1,1,0,1,0,1,0,-1,0,-1,0,-1]