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A177807 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
2078
2180
2284
2396
24100
25108
26116
27120
28126
29128
30144
31156
32160
33162
34168
35180
36192
37200
38216
39220
40232
41234
42240
43252
44256
45288
46294
47300
48312
49320
50324
51336
52342
53348
54360
55378
56384
57400
58420

[1,2,4,6,8,12,16,18,20,24,32,36,40,42,48,54,60,64,
 72,78,80,84,96,100,108,116,120,126,128,144,156,
 160,162,168,180,192,200,216,220,232,234,240,252,
 256,288,294,300,312,320,324,336,342,348,360,378,
 384,400,420]