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A022915 as a simple table

na(n)
01
11
23
360
412600
537837800
62053230379200
72431106898187968000
873566121315513295589120000
965191584694745586153436251091200000
101906765806522767212441719098019963758016000000
112048024348726152339387799085049745725891853852479488000000

[1,1,3,60,12600,37837800,2053230379200,
 2431106898187968000,73566121315513295589120000,
 65191584694745586153436251091200000,
 1906765806522767212441719098019963758016000000,
 20480243487261523393877990850497457258918538524794\
 88000000]