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A309079 as a simple table

na(n)
11
22
33
44
55
63
74
88
99
1010
115
125
136
147
158
1616
1717
1818
1919
206
217
228
239
249
2510
2611
276
287
298
309
3110
3232
3333
3434
3535
3636
379
3810
3911
4010
4111
4212
4313
4414
4515
4611
4712
4817
4918
5019
5120
527
538
549
5510
5611
5712
5813
5914
608
619
6210
6311
6464
6565
6666
6767
6868
6969
7070
7171
7212

[1,2,3,4,5,3,4,8,9,10,5,5,6,7,8,16,17,18,19,6,7,8,
 9,9,10,11,6,7,8,9,10,32,33,34,35,36,9,10,11,10,11,
 12,13,14,15,11,12,17,18,19,20,7,8,9,10,11,12,13,
 14,8,9,10,11,64,65,66,67,68,69,70,71,12]