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A170968 as a simple table

na(n)
01
11
20
30
40
51
61
70
80
91
101
110
120
131
142
151
160
171
182
191
200
210
222
232
240
250
261
272
281
290
301
312
321
330
340
351
361
370
380
391
401
410
420
430
441
451

[1,1,0,0,0,1,1,0,0,1,1,0,0,1,2,1,0,1,2,1,0,0,2,2,
 0,0,1,2,1,0,1,2,1,0,0,1,1,0,0,1,1,0,0,0,1,1]