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A241213 as a simple table

na(n)
11
22
33
44
55
610
711
812
913
1014
1115
1220
1321
1422
1523
1624
1725
1830
1931
2032
2133
2234
2335
2440
2541
2642
2743
2844
2945
30100
31101
32102
33103
34104
35105
36110
37111
38112
39113
40114
41115
42120
43121
44122
45123
46124
47125
48130
49131
50132
51133
52134
53135
54140
55141
56142
57143
58144
59145

[1,2,3,4,5,10,11,12,13,14,15,20,21,22,23,24,25,30,
 31,32,33,34,35,40,41,42,43,44,45,100,101,102,103,
 104,105,110,111,112,113,114,115,120,121,122,123,
 124,125,130,131,132,133,134,135,140,141,142,143,
 144,145]