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A066628 as a simple table

na(n)
00
10
20
30
41
50
61
72
80
91
102
113
124
130
141
152
163
174
185
196
207
210
221
232
243
254
265
276
287
298
309
3110
3211
3312
340
351
362
373
384
395
406
417
428
439
4410
4511
4612
4713
4814
4915
5016
5117
5218
5319
5420
550
561
572
583
594
605
616
627
638
649
6510
6611
6712
6813
6914
7015
7116
7217
7318
7419
7520
7621
7722
7823
7924
8025
8126
8227
8328
8429
8530

[0,0,0,0,1,0,1,2,0,1,2,3,4,0,1,2,3,4,5,6,7,0,1,2,
 3,4,5,6,7,8,9,10,11,12,0,1,2,3,4,5,6,7,8,9,10,11,
 12,13,14,15,16,17,18,19,20,0,1,2,3,4,5,6,7,8,9,10,
 11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,
 27,28,29,30]