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A168042 as a simple table

na(n)
10
21
39
410
511
614
719
840
941
1044
1149
1290
1391
1494
1599
16100
17101
18104
19109
20110
21111
22114
23119
24140
25141
26144
27149
28190
29191
30194
31199
32400
33404
34410
35411
36414
37419
38440
39441
40444
41490
42494
43900
44901
45904
46909
47910
48914
49940
50944
51949
52990
53994
54999
551000
561001

[0,1,9,10,11,14,19,40,41,44,49,90,91,94,99,100,
 101,104,109,110,111,114,119,140,141,144,149,190,
 191,194,199,400,404,410,411,414,419,440,441,444,
 490,494,900,901,904,909,910,914,940,944,949,990,
 994,999,1000,1001]