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A161331 as a simple table

na(n)
00
12
26
36
46
518
66
718
818
918
1030
1118
1230
1342
146
1518
1618
1730
1854
1930
2078
2142
2254
2378
2442
2566
2678
2718
2842
2942
3054
3190
3266
33126
3490
3590
36102
3766
3878
3990
4090
4190
4254
4366
44114
4578
46126
47126
48102
49102
50138
51102
52162
53102
54114
55162
56126
57162
58114
59102
60102
61126
62186
63186
64150
65138
66126
67162
68162
69186
70198
71114
72114
73162

[0,2,6,6,6,18,6,18,18,18,30,18,30,42,6,18,18,30,
 54,30,78,42,54,78,42,66,78,18,42,42,54,90,66,126,
 90,90,102,66,78,90,90,90,54,66,114,78,126,126,102,
 102,138,102,162,102,114,162,126,162,114,102,102,
 126,186,186,150,138,126,162,162,186,198,114,114,
 162]