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A145218 as a simple table

na(n)
11
264
31510
417600
5130835
6713216
73098604
811320320
936074325
10102925120
11268038706
12646519744
131460878055
143120396800
156346379480
1612363588096
1723184837609
1842023883840
1973881649150
20126362703040
21210792998011
22343726413824
23548946959300
24860095808000

[1,64,1510,17600,130835,713216,3098604,11320320,
 36074325,102925120,268038706,646519744,1460878055,
 3120396800,6346379480,12363588096,23184837609,
 42023883840,73881649150,126362703040,210792998011,
 343726413824,548946959300,860095808000]