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A052605 as a simple table

na(n)
00
11
20
30
424
5120
6720
710080
8120960
91451520
1021772800
11359251200
126227020800
13118313395200
142440992153600
1553614649088000
161255367393280000
1731300493672448000
18825906208038912000

[0,1,0,0,24,120,720,10080,120960,1451520,21772800,
 359251200,6227020800,118313395200,2440992153600,
 53614649088000,1255367393280000,31300493672448000,
 825906208038912000]