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A315580 as a simple table

na(n)
01
16
212
312
418
524
630
742
842
948
1048
1154
1266
1378
1472
1572
1690
1790
1884
19108
20114
21114
22102
23120
24132
25132
26138
27144
28156
29144
30150
31174
32168
33180
34174
35186
36186
37198
38204
39198
40222
41216
42216
43228
44234
45246
46228
47252
48258
49264

[1,6,12,12,18,24,30,42,42,48,48,54,66,78,72,72,90,
 90,84,108,114,114,102,120,132,132,138,144,156,144,
 150,174,168,180,174,186,186,198,204,198,222,216,
 216,228,234,246,228,252,258,264]