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A240997 as a simple table

na(n)
01
11
22
321
4340
57459
6203191
76563082
8244275977
910276093457
10481793838446
1124906702642493
121407549620790557
1386342073783944457
145714570300215357125
15405973384652872885758
1630817592926484298640320
172489727584432844543366345
18213310909894977172829098783

[1,1,2,21,340,7459,203191,6563082,244275977,
 10276093457,481793838446,24906702642493,
 1407549620790557,86342073783944457,
 5714570300215357125,405973384652872885758,
 30817592926484298640320,2489727584432844543366345,
 213310909894977172829098783]