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A081240 as a simple table

na(n)
11
22
35
45
510
613
720
820
920
1025
1134
1234
1345
1452
1561
1661
1774
1874
1989
2089
21100
22113
23130
24130
25130
26145
27145
28145
29164
30185
31208
32208
33225
34244
35265
36265
37290
38313
39338
40338
41365
42394
43425
44425
45425
46452
47485
48485
49485
50485
51514
52514
53549
54549
55580
56580
57613

[1,2,5,5,10,13,20,20,20,25,34,34,45,52,61,61,74,
 74,89,89,100,113,130,130,130,145,145,145,164,185,
 208,208,225,244,265,265,290,313,338,338,365,394,
 425,425,425,452,485,485,485,485,514,514,549,549,
 580,580,613]