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A223753 as a simple table

na(n)
120
2200
32826
426980
5308268
62964940
731799477
8308289440
93225261237
1031480928780
11325138005739
123188808158080
1332682606118057
14321645620626780
153280008824707825
1632362636113497810
17328859264823219200

[20,200,2826,26980,308268,2964940,31799477,
 308289440,3225261237,31480928780,325138005739,
 3188808158080,32682606118057,321645620626780,
 3280008824707825,32362636113497810,
 328859264823219200]