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A126687 as a simple table

n a(n)
2 12
3 243
4 2475
5 28575
6 428571
7 4928571
8 49928571

[12,243,2475,28575,428571,4928571,49928571]

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Last modified March 18 17:51 EDT 2019. Contains 321292 sequences. (Running on oeis4.)