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A068563 as a simple table

na(n)
11
22
34
46
58
612
716
818
920
1024
1132
1236
1340
1442
1548
1654
1760
1864
1972
2080
2184
2296
23100
24108
25120
26126
27128
28136
29144
30156
31160
32162
33168
34180
35192
36200
37216
38220
39240
40252
41256
42272
43288
44294
45300
46312
47320
48324
49336
50342
51360
52378
53384
54400
55408
56420
57432
58440

[1,2,4,6,8,12,16,18,20,24,32,36,40,42,48,54,60,64,
 72,80,84,96,100,108,120,126,128,136,144,156,160,
 162,168,180,192,200,216,220,240,252,256,272,288,
 294,300,312,320,324,336,342,360,378,384,400,408,
 420,432,440]