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A023187 as a simple table

na(n)
11
22
34
46
512
614
718
820
924
1030
1140
1242
1344
1448
1554
1662
1772
1876
1996
2098
21108
22116
23124
24136
25156
26160
27162
28168
29174
30176
31178
32180
33186
34194
35210
36214
37222
38242
39244
40246
41250
42258
43268
44284
45300
46324
47328
48340
49348
50352
51390
52396
53420
54432
55452
56480

[1,2,4,6,12,14,18,20,24,30,40,42,44,48,54,62,72,
 76,96,98,108,116,124,136,156,160,162,168,174,176,
 178,180,186,194,210,214,222,242,244,246,250,258,
 268,284,300,324,328,340,348,352,390,396,420,432,
 452,480]