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A073870 as a simple table

na(n)
14
26
39
48
510
612
714
816
918
1020
1122
1224
1326
1428
1515
1632
1734
1836
1938
2040
2121
2244
2346
2448
2525
2652
2727
2856
2958
3030
3162
3264
3333
3468
3535
3672
3774
3876
3939
4080
4182
4242
4386
4488
4545
4692
4794
4896
4949
5050
5151
52104
53106
5454
5555
56112
5757
58116
59118
6060
61122
62124
6363
64128
6565
6666
67134
68136

[4,6,9,8,10,12,14,16,18,20,22,24,26,28,15,32,34,
 36,38,40,21,44,46,48,25,52,27,56,58,30,62,64,33,
 68,35,72,74,76,39,80,82,42,86,88,45,92,94,96,49,
 50,51,104,106,54,55,112,57,116,118,60,122,124,63,
 128,65,66,134,136]