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A158948 as a simple table

na(n)
11
21
31
42
50
61
72
81
90
101
113
120
131
140
151
163
171
180
191
200
211
224
230
241
250
261
270
281
294
301
310
321
330
341
350
361
375
380
391
400
411
420
431
440
451
465
471
480
491
500
511
520
531
540
551

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