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A370847 as a simple table

na(n)
10
22
324
4432
511520
6432000
721772800
81422489600
9117050572800
1011851370496000
111448500838400000
12210322321735680000
1335793035117199360000
147057193423941140480000
151596011435875919462400000
16410402940653807861760000000
17119071573181691454291968000000

[0,2,24,432,11520,432000,21772800,1422489600,
 117050572800,11851370496000,1448500838400000,
 210322321735680000,35793035117199360000,
 7057193423941140480000,1596011435875919462400000,
 410402940653807861760000000,
 119071573181691454291968000000]