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A118003 as a simple table

na(n)
11
22
32
44
55
65
77
87
98
1010
1111
1211
1313
1413
1514
1616
1717
1817
1919
2019
2120
2222
2323
2423
2525
2625
2726
2828
2929
3029
3131
3231
3332
3434
3535
3635
3737
3837
3938
4040
4141
4241
4343
4443
4544
4646
4747
4847
4949
5049
5150
5252
5353
5453
5555
5655
5756
5858
5959
6059
6161
6261
6362
6464
6565
6665
6767
6867
6968
7070
7171
7271

[1,2,2,4,5,5,7,7,8,10,11,11,13,13,14,16,17,17,19,
 19,20,22,23,23,25,25,26,28,29,29,31,31,32,34,35,
 35,37,37,38,40,41,41,43,43,44,46,47,47,49,49,50,
 52,53,53,55,55,56,58,59,59,61,61,62,64,65,65,67,
 67,68,70,71,71]