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A271435 as a simple table

n a(n)
1 0
2 0
3 12
4 1620
5 148392
6 14979216
7 1978392960
8 370450049664
9 102638643985920
10 43175669754811392

[0,0,12,1620,148392,14979216,1978392960,
 370450049664,102638643985920,43175669754811392]

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Last modified September 20 13:19 EDT 2020. Contains 337264 sequences. (Running on oeis4.)