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A161819 as a simple table

na(n)
12
24
36
48
59
612
714
816
910
1017
1113
1224
1319
1428
1530
1632
1718
1820
1922
2033
2137
2225
2329
2448
2526
2635
2751
2856
2939
3060
3162
3264
3334
3436
3538
3640
3741
3844
3946
4065
4142
4269
4345
4449
4553
4657
4761
4896
4950
5052
5154
5267
5375
5499
5559
56112
5758
5871
59103
60120
6179
62124
63126
64128
6566
6668
6770
6872
6973

[2,4,6,8,9,12,14,16,10,17,13,24,19,28,30,32,18,20,
 22,33,37,25,29,48,26,35,51,56,39,60,62,64,34,36,
 38,40,41,44,46,65,42,69,45,49,53,57,61,96,50,52,
 54,67,75,99,59,112,58,71,103,120,79,124,126,128,
 66,68,70,72,73]