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A082569 as a simple table

na(n)
12
23
38
432
5160
6960
76720
853760
9483840
104838400
1153222400
12638668800
138302694400
14116237721600
151743565824000
1627897053184000
17474249904128000
188536498274304000
19162193467211776000
203243869344235520000

[2,3,8,32,160,960,6720,53760,483840,4838400,
 53222400,638668800,8302694400,116237721600,
 1743565824000,27897053184000,474249904128000,
 8536498274304000,162193467211776000,
 3243869344235520000]