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A074910 as a simple table

na(n)
0-1
11
21
30
40
5-1
60
7-1
80
90
101
11-1
120
131
141
150
160
17-1
180
191
200
210
220
231
240
250
261
270
280
291
300
311
320
330
341
35-1
360
371
38-1

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