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A172619 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 1
8 545007960
9 1614966163545077280
10 7915651642356094020231766800
11 77065768681699399471388989062347000400
12 1630901058155542715672439839825819503867780061400

[0,0,0,0,0,0,1,545007960,1614966163545077280,
 7915651642356094020231766800,
 77065768681699399471388989062347000400,
 1630901058155542715672439839825819503867780061400]

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Last modified December 2 12:01 EST 2021. Contains 349440 sequences. (Running on oeis4.)