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A261020 as a simple table

na(n)
111
212
313
414
515
616
717
818
919
1021
1131
1241
1351
1461
1571
1681
1791
18111
19124
20139
21142
22193
23214
24241
25319
26391
27412
28421
29913
30931
311111
321115
331133
341151
351155
361177
371199
381248
391284
401313
411331
421379
431397
441428
451482
461511
471515
481551
491717
501739
511771
521793

[11,12,13,14,15,16,17,18,19,21,31,41,51,61,71,81,
 91,111,124,139,142,193,214,241,319,391,412,421,
 913,931,1111,1115,1133,1151,1155,1177,1199,1248,
 1284,1313,1331,1379,1397,1428,1482,1511,1515,1551,
 1717,1739,1771,1793]