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A064469 as a simple table

na(n)
12
24
36
412
58
610
718
814
924
1016
1120
1222
1330
1428
1526
1636
1732
1834
1942
2038
2140
2244
2346
2448
2550
2652
2754
2856
2960
3070
3158
3266
3362
3472
3564
3668
3774
3878
3976
4080
4182
4284
4388
4486
4590
46100
4792
4894
4996
5098
51104
52102
53108
54106
55114
56110
57112
58116
59118
60120

[2,4,6,12,8,10,18,14,24,16,20,22,30,28,26,36,32,
 34,42,38,40,44,46,48,50,52,54,56,60,70,58,66,62,
 72,64,68,74,78,76,80,82,84,88,86,90,100,92,94,96,
 98,104,102,108,106,114,110,112,116,118,120]