A075538 - OEIS

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A075538 as a simple table

n	a(n)
1	1
2	2
3	9
4	117
5	128988
6	129116999871
7	129117128987999999870883
8	129117128988129116999870999999999999870882871012
9	129117128988129116999871129117128987999999870882999999999999999999999999870882871011870883000129

[1,2,9,117,128988,129116999871, 129117128987999999870883, 129117128988129116999870999999999999870882871012, 12911712898812911699987112911712898799999987088299\ 9999999999999999999999870882871011870883000129]