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A271113 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1111
1213
1314
1415
1516
1617
1719
1821
1922
2023
2125
2226
2327
2428
2529
2631
2733
2834
2935
3037
3139
3241
3343
3445
3546
3647
3749
3851
3953
4055
4157
4259
4361
4463
4565
4667
4769
4871
4973
5075
5177
5279
5381
5483
5585
5687
5789
5891
5993
6095
6197
6299
63101
64103
65105
66107
67109
68111
69113
70115
71117
72119
73121
74123
75125
76127
77129
78131
79133
80135
81137
82139

[1,2,3,4,5,6,7,8,9,10,11,13,14,15,16,17,19,21,22,
 23,25,26,27,28,29,31,33,34,35,37,39,41,43,45,46,
 47,49,51,53,55,57,59,61,63,65,67,69,71,73,75,77,
 79,81,83,85,87,89,91,93,95,97,99,101,103,105,107,
 109,111,113,115,117,119,121,123,125,127,129,131,
 133,135,137,139]