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A191750 as a simple table

na(n)
11
23
34
45
56
612
78
87
97
1018
1112
1220
1314
1424
1524
169
1718
1821
1920
2030
2132
2236
2324
2428
2511
2642
2710
2840
2930
3072
3132
3211
3348
3454
3548
3635
3738
3860
3956
4042
4142
4296
4344
4460
4542
4672
4748
4836
4915
5033
5172
5270
5354
5430
5572
5656
5780
5890
5960
60120
6162
6296
6356
6413
6584
66144
6768
6890
6996
70144
7172

[1,3,4,5,6,12,8,7,7,18,12,20,14,24,24,9,18,21,20,
 30,32,36,24,28,11,42,10,40,30,72,32,11,48,54,48,
 35,38,60,56,42,42,96,44,60,42,72,48,36,15,33,72,
 70,54,30,72,56,80,90,60,120,62,96,56,13,84,144,68,
 90,96,144,72]