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A028580 as a simple table

na(n)
11
22
310
4280
5235200
6173859840000
798238542885683200000000
832169371027674057560745102540800000000000000000
93518552669874927170883258602839130084576857453953842493259776000000000000000000000000000000000

[1,2,10,280,235200,173859840000,
 98238542885683200000000,
 32169371027674057560745102540800000000000000000,
 35185526698749271708832586028391300845768574539538\
 42493259776000000000000000000000000000000000]