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A375105 as a simple table

na(n)
11
212
3720
4107520
530240000
613795246080
79302892318720
88706006083174400
910801536141415219200
1017163329863680000000000
1133994996578425904640819200
1282126085558902590463908249600
13237708952408715572102802964480000
14812136157489332816782291600670720000

[1,12,720,107520,30240000,13795246080,
 9302892318720,8706006083174400,
 10801536141415219200,17163329863680000000000,
 33994996578425904640819200,
 82126085558902590463908249600,
 237708952408715572102802964480000,
 812136157489332816782291600670720000]