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A164884 as a simple table

na(n)
00
10
21
30
43
53
63
70
87
99
109
117
129
137
147
150
1615
1721
1821
1921
2021
2121
2221
2315
2421
2521
2621
2715
2821
2915
3015
310
3231
3345
3445
3549
3645
3749
3849
3945
4045
4149
4249
4345
4449
4545
4645
4731
4845
4949
5049
5145
5249
5345
5445
5531
5649
5745
5845
5931
6045
6131
6231
630
6463
6593
6693
67105
6893
69105
70105
71105
7293
73105
74105

[0,0,1,0,3,3,3,0,7,9,9,7,9,7,7,0,15,21,21,21,21,
 21,21,15,21,21,21,15,21,15,15,0,31,45,45,49,45,49,
 49,45,45,49,49,45,49,45,45,31,45,49,49,45,49,45,
 45,31,49,45,45,31,45,31,31,0,63,93,93,105,93,105,
 105,105,93,105,105]