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A057622 as a simple table

na(n)
15
223
347
4251
51889
67793
743451
8243161
9726893
10759821
111820111
121820111
1310141499
1419725473
1519725473
16136209239
17400414121
18400414121
19489144599
20489144599
21766319189
22766319189
2321549657539
2421549657539
2521549657539
26140432294381
27140432294381
28437339303279
291871100711071
303258583681877

[5,23,47,251,1889,7793,43451,243161,726893,759821,
 1820111,1820111,10141499,19725473,19725473,
 136209239,400414121,400414121,489144599,489144599,
 766319189,766319189,21549657539,21549657539,
 21549657539,140432294381,140432294381,
 437339303279,1871100711071,3258583681877]