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A339653 as a simple table

na(n)
21
31
41
50
61
70
80
90
100
111
121
130
141
151
161
170
180
190
201
210
220
230
240
250
260
270
280
290
300
310
320
330

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