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A110347 as a simple table

na(n)
11
23
324
4180
52520
630240
7604800
89979200
9259459200
105448643200
11174356582400
124446092851200
13168951528345600
145068545850368000
15223016017416192000
167694052600858624000
17384702630042931200000
1815003402571674316800000

[1,3,24,180,2520,30240,604800,9979200,259459200,
 5448643200,174356582400,4446092851200,
 168951528345600,5068545850368000,
 223016017416192000,7694052600858624000,
 384702630042931200000,15003402571674316800000]