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A081472 as a simple table

na(n)
12
24
36
48
510
69
714
816
918
1015
1122
1216
1326
1421
1520
1632
1734
1827
1938
2025
2128
2233
2346
2432
2550
2639
2754
2835
2958
3035
3162
3264
3344
3451
3542
3645
3774
3857
3952
4048
4182
4249
4386
4455
4554
4669
4794
4864
4998
5075
5168
5265
53106
5481
5566
5664
5776
5887
59118
6065
61122
6293
6372
64128
6578
6677
67134
6885
6992
7077

[2,4,6,8,10,9,14,16,18,15,22,16,26,21,20,32,34,27,
 38,25,28,33,46,32,50,39,54,35,58,35,62,64,44,51,
 42,45,74,57,52,48,82,49,86,55,54,69,94,64,98,75,
 68,65,106,81,66,64,76,87,118,65,122,93,72,128,78,
 77,134,85,92,77]