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A248236 as a simple table

na(n)
02
13
29
3199
449572
530799364495
61408429952507887000310
73677260735023142918878205127156519291320765
8102293202370266874495262346614859561910266026424997387777849999466054887759064682698213

[2,3,9,199,49572,30799364495,
 1408429952507887000310,
 3677260735023142918878205127156519291320765,
 10229320237026687449526234661485956191026602642499\
 7387777849999466054887759064682698213]