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A271434 as a simple table

n a(n)
1 0
2 0
3 12
4 1503
5 114696
6 8913024
7 847131696
8 107419889151
9 19047514016106
10 4855914055193274
11 1811510852881383396

[0,0,12,1503,114696,8913024,847131696,
 107419889151,19047514016106,4855914055193274,
 1811510852881383396]

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Last modified September 18 12:28 EDT 2020. Contains 337169 sequences. (Running on oeis4.)