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A127644 as a simple table

na(n)
13
26
39
418
512
616
78
824
932
1034
1130
1248
1315
141
1514
162
1717
1811
1920
204
2126
227
2321
2422
255
2627
2710
2813
2925
3040
3119
3228
3333
3437
3523
3642
3738
3844
3935
4031
4141
4229
4346
4449
4539
4650
4736
4843
4947
5045
5151
5254
5355
5453
5552
5656
5757
5862
5961
6060
6164
6268
6367
6458
6563
6670
6769
6871
6965
7077
7166
7272

[3,6,9,18,12,16,8,24,32,34,30,48,15,1,14,2,17,11,
 20,4,26,7,21,22,5,27,10,13,25,40,19,28,33,37,23,
 42,38,44,35,31,41,29,46,49,39,50,36,43,47,45,51,
 54,55,53,52,56,57,62,61,60,64,68,67,58,63,70,69,
 71,65,77,66,72]