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A109712 as a simple table

na(n)
11
23
32
45
54
66
76
89
98
1012
1110
1210
1312
1418
158
1617
1716
1824
1918
2020
2112
2230
2322
2418
2524
2636
2726
2830
2928
3024
3130
3233
3320
3448
3524
3640
3736
3854
3924
4036
4140
4236
4342
4450
4532
4666
4746
4834
4948
5072
5132
5260
5352
5478
5540
5654
5736
5884
5958
6040
6160
6290
6348
6465
6548
6660
6766
6880
6944
7072
7170
7272
7372
74108
7548
7690
7760
7872
7978
8068

[1,3,2,5,4,6,6,9,8,12,10,10,12,18,8,17,16,24,18,
 20,12,30,22,18,24,36,26,30,28,24,30,33,20,48,24,
 40,36,54,24,36,40,36,42,50,32,66,46,34,48,72,32,
 60,52,78,40,54,36,84,58,40,60,90,48,65,48,60,66,
 80,44,72,70,72,72,108,48,90,60,72,78,68]