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A273907 as a simple table

na(n)
12
23
34
49
510
613
715
824
926
1038
1139
1242
13433
14489
15495
16513
17597
18829
192019
202738
213096
223691
235437
247537
258536
2634125
2740105
2841790
2952713
30104811
31173809
32175860

[2,3,4,9,10,13,15,24,26,38,39,42,433,489,495,513,
 597,829,2019,2738,3096,3691,5437,7537,8536,34125,
 40105,41790,52713,104811,173809,175860]