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A315584 as a simple table

na(n)
01
16
212
312
421
527
624
733
830
945
1054
1151
1251
1360
1466
1572
1678
1766
1890
1990
2099
2199
2296
23111
24108
25123
26114
27129
28129
29138
30138
31144
32156
33144
34168
35150
36177
37177
38174
39183
40180
41201
42192
43207
44189
45216
46216
47222
48228
49216

[1,6,12,12,21,27,24,33,30,45,54,51,51,60,66,72,78,
 66,90,90,99,99,96,111,108,123,114,129,129,138,138,
 144,156,144,168,150,177,177,174,183,180,201,192,
 207,189,216,216,222,228,216]