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A375528 as a simple table

na(n)
11
22
36
442
5630
657330
7219172590
82287458514758690
9523246645674205487113407810300
1034223381526163442974989472671319545640510650941743506071550
1165068880171408068403202506207461768112305307530373013598603234255112994800902512713302330140957468591804616490482800

[1,2,6,42,630,57330,219172590,2287458514758690,
 523246645674205487113407810300,
 34223381526163442974989472671319545640510650941743\
 506071550,
 65068880171408068403202506207461768112305307530373\
 01359860323425511299480090251271330233014095746859\
 1804616490482800]