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A210574 as a triangular array

1
11
131
17121
115502641
1311801920119701
1636021176014616016896001
11271932660241477980342144006032332801
1255605035330413556970568656000200432793605862446029441

A210574 as a square array

111111111
137153163127255
1125018060219326050
126419201176066024353304
111970146160147798013556970
1168960034214400568656000
160323328020043279360
1586244602944
1
111111111
137153163127255
1125018060219326050
126419201176066024353304
111970146160147798013556970
1168960034214400568656000
160323328020043279360
1586244602944
1