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A073185 as a simple table

na(n)
11
23
34
47
56
612
78
87
913
1018
1112
1228
1314
1424
1524
167
1718
1839
1920
2042
2132
2236
2324
2428
2531
2642
2713
2856
2930
3072
3132
327
3348
3454
3548
3691
3738
3860
3956
4042
4142
4296
4344
4484
4578
4672
4748
4828
4957
5093
5172
5298
5354
5439
5572
5656
5780
5890
5960
60168
6162
6296
63104
647
6584
66144
6768
68126
6996
70144
7172

[1,3,4,7,6,12,8,7,13,18,12,28,14,24,24,7,18,39,20,
 42,32,36,24,28,31,42,13,56,30,72,32,7,48,54,48,91,
 38,60,56,42,42,96,44,84,78,72,48,28,57,93,72,98,
 54,39,72,56,80,90,60,168,62,96,104,7,84,144,68,
 126,96,144,72]