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A166085 as a simple table

na(n)
00
12
20
34
44
56
60
78
84
98
108
1120
120
1314
146
1510
168
1714
188
1920
200
2110
2214
2320
248
2524
2612
2712
2814
2938
300
3174
3210
3318
3412
3522
3610
3722
3838
3922
4014
4118
420
4330
448
4520
4624
4762
488
4936
5014
5114
5220
5336
5412
5526
560
5718
5818
5928
6014
61118
6216
6322
6426
6568
6612
6742
6810
6924
7018
7134
720
7336
7444

[0,2,0,4,4,6,0,8,4,8,8,20,0,14,6,10,8,14,8,20,0,
 10,14,20,8,24,12,12,14,38,0,74,10,18,12,22,10,22,
 38,22,14,18,0,30,8,20,24,62,8,36,14,14,20,36,12,
 26,0,18,18,28,14,118,16,22,26,68,12,42,10,24,18,
 34,0,36,44]