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A175493 as a simple table

na(n)
11
24
336
42304
557600
674649600
73657830400
814982473318400
910922223049113600
10109222230491136000000
1113215889889427456000000
1239462435755592152776704000000
136669151642695073819262976000000
14256202129505773955840806486016000000

[1,4,36,2304,57600,74649600,3657830400,
 14982473318400,10922223049113600,
 109222230491136000000,13215889889427456000000,
 39462435755592152776704000000,
 6669151642695073819262976000000,
 256202129505773955840806486016000000]