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A086973 as a simple table

na(n)
10
20
30
40
50
60
72
82
92
104
112
122
136
146
158
168
1714
1814
192
202
2128
2228
236
246
2562
2662
2716
2816
29126
30126
3128
3228
33112
3460
356
366
3710
3830
392
4056
412640
422
434
446
452
464
474
484
492
506
512
522
532
542
556
5614
576
586
592
606
61102
626
632
644
6518
6642
672
682
69102
7012
7142
722
7318
7412
756

[0,0,0,0,0,0,2,2,2,4,2,2,6,6,8,8,14,14,2,2,28,28,
 6,6,62,62,16,16,126,126,28,28,112,60,6,6,10,30,2,
 56,2640,2,4,6,2,4,4,4,2,6,2,2,2,2,6,14,6,6,2,6,
 102,6,2,4,18,42,2,2,102,12,42,2,18,12,6]