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A128774 as a simple table

na(n)
11
21
32
44
525
6416
7486098
8162537896768
914630088002962344485338
10739175469608148343094159739813706354064860288
111510514900506035538507690225296812635700094164682321019164564511644297549473776602061398338

[1,1,2,4,25,416,486098,162537896768,
 14630088002962344485338,
 739175469608148343094159739813706354064860288,
 15105149005060355385076902252968126357000941646823\
 21019164564511644297549473776602061398338]