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A067946 as a simple table

na(n)
11
22
34
46
58
612
716
818
924
1032
1136
1242
1348
1452
1554
1664
1772
1884
1996
20104
21108
22126
23128
24144
25156
26162
27168
28186
29192
30208
31216
32252
33256
34272
35288
36294
37312
38324
39336
40342
41372
42378
43384
44416
45432
46468
47486
48504
49512
50544
51558
52576
53588
54624
55648
56672
57676

[1,2,4,6,8,12,16,18,24,32,36,42,48,52,54,64,72,84,
 96,104,108,126,128,144,156,162,168,186,192,208,
 216,252,256,272,288,294,312,324,336,342,372,378,
 384,416,432,468,486,504,512,544,558,576,588,624,
 648,672,676]