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A131448 as a simple table

na(n)
11
22
32
424
540
6144
75040
840320
96048
106048
1119958400
1253222400
1353222400
1487178291200
15118879488000
165230697472000
178083805184000
183201186852864000
1940548366802944000
202432902008176640000
2117030314057236480000

[1,2,2,24,40,144,5040,40320,6048,6048,19958400,
 53222400,53222400,87178291200,118879488000,
 5230697472000,8083805184000,3201186852864000,
 40548366802944000,2432902008176640000,
 17030314057236480000]