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A048398 as a simple table

na(n)
12
23
35
47
523
643
767
889
9101
10787
114567
1212101
1312323
1412343
1532321
1632323
1734543
1854323
1956543
2056767
2176543
2278787
2378989
24210101
25212123
26234323
27234343
28432121
29432323
30432343
31434323
32454543
33456767
34654323
35654343
36678767
37678989

[2,3,5,7,23,43,67,89,101,787,4567,12101,12323,
 12343,32321,32323,34543,54323,56543,56767,76543,
 78787,78989,210101,212123,234323,234343,432121,
 432323,432343,434323,454543,456767,654323,654343,
 678767,678989]