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A008320 as a simple table

na(n)
11
22
33
44
56
67
78
89
911
1012
1114
1215
1316
1418
1519
1621
1722
1823
1924
2026
2127
2228
2329
2430
2531
2632
2733
2834
2935
3036
3138
3239
3341
3442
3543
3644
3746
3847
3948
4049
4151
4254
4355
4456
4557
4659
4760
4861
4962
5063
5164
5266
5367
5469
5570
5671
5772
5874
5975
6076
6177
6278
6379
6481
6583
6684
6786
6887
6988
7089
7191
7292
7393
7494

[1,2,3,4,6,7,8,9,11,12,14,15,16,18,19,21,22,23,24,
 26,27,28,29,30,31,32,33,34,35,36,38,39,41,42,43,
 44,46,47,48,49,51,54,55,56,57,59,60,61,62,63,64,
 66,67,69,70,71,72,74,75,76,77,78,79,81,83,84,86,
 87,88,89,91,92,93,94]