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A254751 as a simple table

na(n)
122
223
325
427
532
633
735
837
952
1053
1155
1257
1372
1473
1575
1677
17237
18297
19313
20317
21373
22537
23597
24713
25717
26737
27797
282337
292397
302937
313113
323137
333173
343797
355937
365997
377197
387337
397397
4029397
4131373
4237937
4359397
4473313
45739397

[22,23,25,27,32,33,35,37,52,53,55,57,72,73,75,77,
 237,297,313,317,373,537,597,713,717,737,797,2337,
 2397,2937,3113,3137,3173,3797,5937,5997,7197,7337,
 7397,29397,31373,37937,59397,73313,739397]