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A138883 as a simple table

na(n)
11
21
32
42
54
65
76
810
919
1027
1132
1238
13157
14183
15385
16663
17687
18969
191280
201332
212917
222993
233376
246002
256533
266987
2713395
2825962
2933265
3039751
3165050
32227831
33258715
34378632
35420921
36895932
37909525
382098960

[1,1,2,2,4,5,6,10,19,27,32,38,157,183,385,663,687,
 969,1280,1332,2917,2993,3376,6002,6533,6987,13395,
 25962,33265,39751,65050,227831,258715,378632,
 420921,895932,909525,2098960]