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A248540 as a simple table

na(n)
12
215
352
4125
5306
6555
7992
81673
92606
103663
115024
126777
138914
1411379
1514264
1617729
1721738
1826191
1931204
2036933
2143322
2250243
2357892
2466645
2576034
2686163
2797156
28109293
29122350
30136083
31150744
32166801
33183978
34202119
35221164
36241881
37263758

[2,15,52,125,306,555,992,1673,2606,3663,5024,6777,
 8914,11379,14264,17729,21738,26191,31204,36933,
 43322,50243,57892,66645,76034,86163,97156,109293,
 122350,136083,150744,166801,183978,202119,221164,
 241881,263758]