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A034643 as a simple table

n a(n)
0 1
1 0
2 0
3 0
4 0
5 0
6 91725480
7 12321033120
8 883104563880
9 38285677029600
10 1114974568267560
11 23541174384003360
12 381121311416685840
13 4936856690461116960
14 52888385930118555960
15 481042560344215826880

[1,0,0,0,0,0,91725480,12321033120,883104563880,
 38285677029600,1114974568267560,23541174384003360,
 381121311416685840,4936856690461116960,
 52888385930118555960,481042560344215826880]

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Last modified May 28 22:08 EDT 2022. Contains 354122 sequences. (Running on oeis4.)