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A378873 as a simple table

na(n)
15
22
35
413
53
63
75
85
921
102
1110
1221
1310
1410
155
1629
172
1815
1917
2015
2185
2285
236
242
2517
2685
276
2817
296
306
315
3210
335
346
3526
3613
3737
3837
39165
406
4137
422
43221
4437
453
46221
4765
485
4926
5037
51165
5237
53221
543
5565
5626
57165
58221
5965
60165
6165
6265
635
6453
6515
6635
6737
683
69229

[5,2,5,13,3,3,5,5,21,2,10,21,10,10,5,29,2,15,17,
 15,85,85,6,2,17,85,6,17,6,6,5,10,5,6,26,13,37,37,
 165,6,37,2,221,37,3,221,65,5,26,37,165,37,221,3,
 65,26,165,221,65,165,65,65,5,53,15,35,37,3,229]