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A248605 as a simple table

na(n)
01
11
22
31
43
53
63
73
84
96
106
116
127
137
147
1510
169
1711
1811
1914
2015
2114
2216
2319
2417
2522
2620
2722
2820
2923
3028
3128
3229
3329
3432
3535
3635
3737
3839
3943
4046
4145
4250
4349
4453
4558
4660
4760
4863
4961
5070
5173
5277
5377
5475
5584
5683
5784
5888
5992
6099
61101
62110
6399
64112
65118
66118
67121

[1,1,2,1,3,3,3,3,4,6,6,6,7,7,7,10,9,11,11,14,15,
 14,16,19,17,22,20,22,20,23,28,28,29,29,32,35,35,
 37,39,43,46,45,50,49,53,58,60,60,63,61,70,73,77,
 77,75,84,83,84,88,92,99,101,110,99,112,118,118,
 121]