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A061228 as a simple table

na(n)
12
24
36
46
510
68
714
810
912
1012
1122
1214
1326
1416
1518
1618
1734
1820
1938
2022
2124
2224
2346
2426
2530
2628
2730
2830
2958
3032
3162
3234
3336
3436
3540
3638
3774
3840
3942
4042
4182
4244
4386
4446
4548
4648
4794
4850
4956
5052
5154
5254
53106
5456
5560
5658
5760
5860
59118
6062
61122
6264
6366
6466
6570
6668
67134
6870
6972
7072

[2,4,6,6,10,8,14,10,12,12,22,14,26,16,18,18,34,20,
 38,22,24,24,46,26,30,28,30,30,58,32,62,34,36,36,
 40,38,74,40,42,42,82,44,86,46,48,48,94,50,56,52,
 54,54,106,56,60,58,60,60,118,62,122,64,66,66,70,
 68,134,70,72,72]