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A039850 as a simple table

na(n)
11
21
32
43
54
65
77
89
911
1015
1117
1223
1328
1433
1542
1649
1761
1873
1985
20104
21120
22145
23169
24197
25234
26268
27316
28366
29420
30491
31559
32648
33742
34847
35974
361105
371264
381436
391627
401854
412088
422369
432672
443009
453398

[1,1,2,3,4,5,7,9,11,15,17,23,28,33,42,49,61,73,85,
 104,120,145,169,197,234,268,316,366,420,491,559,
 648,742,847,974,1105,1264,1436,1627,1854,2088,
 2369,2672,3009,3398]