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A055638 as a simple table

na(n)
12
23
34
45
58
617
727
841
949
1059
1164
1271
1389
14101
15125
16131
17167
18169
19173
20256
21289
22293
23383
24512
25529
26677
27701
28729
29743
30761
31773
32827
33839
34841
35857
36911
371091
381097
391163
401181
411193
421217
431373
441427
451487
461559
471583
481709
491811
501847
511849
521931

[2,3,4,5,8,17,27,41,49,59,64,71,89,101,125,131,
 167,169,173,256,289,293,383,512,529,677,701,729,
 743,761,773,827,839,841,857,911,1091,1097,1163,
 1181,1193,1217,1373,1427,1487,1559,1583,1709,1811,
 1847,1849,1931]