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A128440 as a simple table

na(n)
11
23
32
44
55
64
76
87
98
106
118
1210
1312
1413
1511
169
1713
1816
1920
2022
2117
2211
2315
2421
2527
2633
2735
2829
2912
3018
3125
3234
3344
3453
3558
3646
3714
3820
3929
4041
4155
4271
4387
4493
4576
4616
4723
4833
4947
5066
5189
52116
53140
54152
55122
5617
5726
5838
5954
6077
61107
62145
63187
64228
65245
66199

[1,3,2,4,5,4,6,7,8,6,8,10,12,13,11,9,13,16,20,22,
 17,11,15,21,27,33,35,29,12,18,25,34,44,53,58,46,
 14,20,29,41,55,71,87,93,76,16,23,33,47,66,89,116,
 140,152,122,17,26,38,54,77,107,145,187,228,245,
 199]