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A213447 as a simple table

na(n)
01
19
2475
336799
42082753
5262747265
61382741929621
75362709743125
815980174332775873
924919383499187492303
105370601980438646999929
114365522871220234892455639
1223440607720186374192676171875
13277027686598268613994459361577

[1,9,475,36799,2082753,262747265,1382741929621,
 5362709743125,15980174332775873,
 24919383499187492303,5370601980438646999929,
 4365522871220234892455639,
 23440607720186374192676171875,
 277027686598268613994459361577]