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A285550 as a simple table

na(n)
10
21
32
43
57
610
712
820
921
1030
1138
1270
1397
14100
15102
16107
17120
18138
19200
20201
21210
22212
23300
24380
25648
26700
27701
28951
29970
30997
311000
321002
331007
341020
351049
361070
371200
381380
391393
402000
412001
422010
432100
442120
453000
463148
473153
483451
493743
503747
513800

[0,1,2,3,7,10,12,20,21,30,38,70,97,100,102,107,
 120,138,200,201,210,212,300,380,648,700,701,951,
 970,997,1000,1002,1007,1020,1049,1070,1200,1380,
 1393,2000,2001,2010,2100,2120,3000,3148,3153,3451,
 3743,3747,3800]