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A378872 as a simple table

na(n)
15
28
35
413
512
612
75
820
921
108
1140
1221
1340
1440
155
1629
1732
1860
1917
2060
2185
2285
2396
2432
2517
2685
2796
2817
2996
3096
315
3240
3345
3424
35104
3613
37148
38148
39165
4024
41148
428
43221
44148
4512
46221
47260
4845
49104
50148
51165
52148
53221
5412
55260
56104
57165
58221
59260
60165
61260
62260

[5,8,5,13,12,12,5,20,21,8,40,21,40,40,5,29,32,60,
 17,60,85,85,96,32,17,85,96,17,96,96,5,40,45,24,
 104,13,148,148,165,24,148,8,221,148,12,221,260,45,
 104,148,165,148,221,12,260,104,165,221,260,165,
 260,260]