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A334735 as a simple table

na(n)
11
24
318
496
52880
6518400
7181440
8135475200
98778792960
10376233984000
1172425041920000
124588850656051200
1347345284546560000
14217144413044342784000
1542750306318104985600000
164974581098834034688000000
1770875936417673484697600000
1813663463022599094380003328000000

[1,4,18,96,2880,518400,181440,135475200,
 8778792960,376233984000,72425041920000,
 4588850656051200,47345284546560000,
 217144413044342784000,42750306318104985600000,
 4974581098834034688000000,
 70875936417673484697600000,
 13663463022599094380003328000000]