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A315588 as a simple table

na(n)
01
16
212
312
424
518
630
742
836
948
1036
1160
1248
1372
1478
1566
1684
1772
1890
1984
20114
21108
22102
23108
24108
25120
26126
27150
28138
29138
30144
31138
32156
33168
34180
35174
36162
37180
38168
39198
40204
41210
42210
43198
44210
45204
46240
47234
48246
49234

[1,6,12,12,24,18,30,42,36,48,36,60,48,72,78,66,84,
 72,90,84,114,108,102,108,108,120,126,150,138,138,
 144,138,156,168,180,174,162,180,168,198,204,210,
 210,198,210,204,240,234,246,234]