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A247804 as a simple table

na(n)
10
21
32
43
54
65
76
87
98
109
1110
1220
1321
1423
1524
1626
1727
1828
1929
2030
2131
2240
2341
2443
2546
2647
2750
2851
2952
3053
3154
3256
3357
3458
3559
3660
3761
3863
3970
4071
4173
4276
4380
4481
4583
4684
4786
4887
4989
5090
5191
5293
5394
5496
5597
56210
57230
58231
59240
60241
61243
62246
63247
64260
65261

[0,1,2,3,4,5,6,7,8,9,10,20,21,23,24,26,27,28,29,
 30,31,40,41,43,46,47,50,51,52,53,54,56,57,58,59,
 60,61,63,70,71,73,76,80,81,83,84,86,87,89,90,91,
 93,94,96,97,210,230,231,240,241,243,246,247,260,
 261]