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A081931 as a simple table

n a(n)
1 1
2 22
3 121
4 1331
5 10401
6 105501
7 1006001
8 10077001
9 100080001
10 1000990001
11 10001010001

[1,22,121,1331,10401,105501,1006001,10077001,
 100080001,1000990001,10001010001]

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Last modified October 23 20:31 EDT 2021. Contains 348215 sequences. (Running on oeis4.)