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A037173 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1011
1112
1213
1315
1416
1520
1621
1724
1825
1928
2030
2132
2235
2340
2442
2544
2647
2748
2850
2952
3056
3161
3264
3366
3470
3572
3673
3780
3888
3993
4096
4198
42100
43107
44110
45119
46120
47133
48140
49141
50144
51154
52167
53174
54179
55186
56190
57196
58204
59205
60234
61236
62252
63253
64260

[1,2,3,4,5,6,7,8,9,11,12,13,15,16,20,21,24,25,28,
 30,32,35,40,42,44,47,48,50,52,56,61,64,66,70,72,
 73,80,88,93,96,98,100,107,110,119,120,133,140,141,
 144,154,167,174,179,186,190,196,204,205,234,236,
 252,253,260]