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A270374 as a simple table

na(n)
12
22
32
42
52
6114
712858
8155940365
949973147636187261
102858100604081391412323339697785029
119144547702051996958048744386280174102458208170798737295487273148214

[2,2,2,2,2,114,12858,155940365,49973147636187261,
 2858100604081391412323339697785029,
 91445477020519969580487443862801741024582081707987\
 37295487273148214]