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A093227
as a simple table
n
a(n)
1
0
2
81
3
97297
4
9990999
5
999009990
6
99997299997
7
9999990999999
8
999999009999990
[0,81,97297,9990999,999009990,99997299997, 9999990999999,999999009999990]
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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)