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A188666 as a simple table

na(n)
11
22
32
43
53
64
74
85
95
107
117
127
137
148
158
169
179
1811
1911
2011
2111
2213
2313
2413
2513
2616
2716
2816
2916
3016
3116
3217
3317
3419
3519
3619
3719
3823
3923
4023
4123
4223
4323
4423
4523
4625
4725
4825
4925
5027
5127
5227
5327
5429
5529
5629
5729
5831
5931
6031
6131
6232
6332
6437
6537
6637
6737
6837
6937

[1,2,2,3,3,4,4,5,5,7,7,7,7,8,8,9,9,11,11,11,11,13,
 13,13,13,16,16,16,16,16,16,17,17,19,19,19,19,23,
 23,23,23,23,23,23,23,25,25,25,25,27,27,27,27,29,
 29,29,29,31,31,31,31,32,32,37,37,37,37,37,37]