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A069992 as a simple table

na(n)
13
257
32123
4138609
513883283
61974243241
7378027128283
893761532169953
929240923237509923
1011199084302796542745
115167442341466021937003
122827285169201754895553617
131809878752362221218378054323

[3,57,2123,138609,13883283,1974243241,
 378027128283,93761532169953,29240923237509923,
 11199084302796542745,5167442341466021937003,
 2827285169201754895553617,
 1809878752362221218378054323]