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A064595 as a simple table

na(n)
124
2112
31984
42520
531320
632512
71163160
82208384
93053232
106535296
1113472928
12123165600
13134201344
14186076800
15365959296
163456573120
174401782352
185517818880
1918924364800
2034359476224
21325377803520

[24,112,1984,2520,31320,32512,1163160,2208384,
 3053232,6535296,13472928,123165600,134201344,
 186076800,365959296,3456573120,4401782352,
 5517818880,18924364800,34359476224,325377803520]