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A337430 as a simple table

na(n)
12
24
36
48
510
611
712
815
916
1018
1120
1221
1322
1423
1524
1625
1728
1829
1930
2032
2136
2238
2339
2440
2541
2642
2743
2844
2945
3047
3148
3250
3352
3453
3554
3655
3756
3857
3958
4060
4163
4264
4366
4467
4568
4670
4771
4872
4973
5075
5176
5279
5380
5481
5584
5685
5787
5888
5990
6091
6192
6294
6395
6496
6598
6699
67100

[2,4,6,8,10,11,12,15,16,18,20,21,22,23,24,25,28,
 29,30,32,36,38,39,40,41,42,43,44,45,47,48,50,52,
 53,54,55,56,57,58,60,63,64,66,67,68,70,71,72,73,
 75,76,79,80,81,84,85,87,88,90,91,92,94,95,96,98,
 99,100]