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A085081 as a simple table

na(n)
11
22
33
44
51680
62162160
7586051200
85967561600
91220096908800
1033371339479827148800
1110221346459144248675287040000
121065516759202418135010355181075171069914644480000000

[1,2,3,4,1680,2162160,586051200,5967561600,
 1220096908800,33371339479827148800,
 10221346459144248675287040000,
 10655167592024181350103551810751710699146444800000\
 00]