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A090240 as a simple table

na(n)
11
22
33
45
56
67
78
89
910
1011
1113
1214
1315
1417
1519
1621
1724
1825
1926
2027
2129
2231
2335
2437
2539
2641
2742
2844
2945
3046
3147
3248
3349
3450
3551
3653
3754
3860
3961
4070
4173
4275
4377
4478
4580
4681
4782
4883
4984
5085
5186
5287
5388
5489
5591
5692
5794
5896
5997
6099
61101
62102
63105
64106
65107
66108
67110
68114
69115

[1,2,3,5,6,7,8,9,10,11,13,14,15,17,19,21,24,25,26,
 27,29,31,35,37,39,41,42,44,45,46,47,48,49,50,51,
 53,54,60,61,70,73,75,77,78,80,81,82,83,84,85,86,
 87,88,89,91,92,94,96,97,99,101,102,105,106,107,
 108,110,114,115]