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A064413 as a simple table

na(n)
11
22
34
46
53
69
712
88
910
105
1115
1218
1314
147
1521
1624
1716
1820
1922
2011
2133
2227
2330
2425
2535
2628
2726
2813
2939
3036
3132
3234
3317
3451
3542
3638
3719
3857
3945
4040
4144
4246
4323
4469
4548
4650
4752
4854
4956
5049
5163
5260
5355
5465
5570
5658
5729
5887
5966
6062
6131
6293
6372
6464
6568
6674
6737
68111
6975
7078
7176
7280
7382

[1,2,4,6,3,9,12,8,10,5,15,18,14,7,21,24,16,20,22,
 11,33,27,30,25,35,28,26,13,39,36,32,34,17,51,42,
 38,19,57,45,40,44,46,23,69,48,50,52,54,56,49,63,
 60,55,65,70,58,29,87,66,62,31,93,72,64,68,74,37,
 111,75,78,76,80,82]