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A185586 as a simple table

na(n)
12
21
36
44
518
615
75
810
98
1012
119
123
1324
1421
157
1614
1736
1839
1913
2026
2128
2235
2325
2430
2527
2633
2711
2822
2920
3016
3138
3242
3351
3417
3534
3632
3758
3870
3965
4055
4160
4263
4349
4456
4554
4652
4750
4848
4969
5023
5146
5244
5340
5445
5557
5619
5764
5872
5993
6031
6162
6266
6387
6429
65141
6647
6794
6892
69100

[2,1,6,4,18,15,5,10,8,12,9,3,24,21,7,14,36,39,13,
 26,28,35,25,30,27,33,11,22,20,16,38,42,51,17,34,
 32,58,70,65,55,60,63,49,56,54,52,50,48,69,23,46,
 44,40,45,57,19,64,72,93,31,62,66,87,29,141,47,94,
 92,100]