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A307278 as a simple table

na(n)
10
21
321
438
566
6518
7845
812345679
9172839506
10445372913
111173450678278939
12111222333444555666777889

[0,1,21,38,66,518,845,12345679,172839506,
 445372913,1173450678278939,
 111222333444555666777889]