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A223938 as a simple table

na(n)
12
23
34
45
56
613
714
817
930
1040
1141
1251
1354
1473
15121
16137
17364
18446
19485
20638
21925
221382
231478
242211
252726
265581
275678
286424
298524
3010649
3115990
3217174
3318685
3418889
3527461
3629523
3730677
3839641
3942038
4058566
4171380
4272781
4382493

[2,3,4,5,6,13,14,17,30,40,41,51,54,73,121,137,364,
 446,485,638,925,1382,1478,2211,2726,5581,5678,
 6424,8524,10649,15990,17174,18685,18889,27461,
 29523,30677,39641,42038,58566,71380,72781,82493]