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A064851 as a simple table

na(n)
12
22
36
44
52
66
76
88
92
102
114
1212
1316
146
1512
1612
1722
182
1918
202
2124
224
2320
2420
2518
2612
2710
288
2922
308
3126
3232
334
3414
358
368
3740
3810
3940
404
4134
4216
4338
448
458
4616
4740
4844
492
5014
5110
5224
5350
5410
5512
564
5718
5822
5922
608
6156
6226
6320
6460
6532
664
6758
6824
6960
704
7168
7220
7334
7440
7558
7624
7728
7844

[2,2,6,4,2,6,6,8,2,2,4,12,16,6,12,12,22,2,18,2,24,
 4,20,20,18,12,10,8,22,8,26,32,4,14,8,8,40,10,40,4,
 34,16,38,8,8,16,40,44,2,14,10,24,50,10,12,4,18,22,
 22,8,56,26,20,60,32,4,58,24,60,4,68,20,34,40,58,
 24,28,44]