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A032783 as a simple table

na(n)
00
13193344
2103783680
31176215040
413408851456
5136060404480
6296673062400
72928232581120
828584078082560
9298481033410560
102882675347808256
116212485673222400
1259824429481456640
13575403307935456000

[0,3193344,103783680,1176215040,13408851456,
 136060404480,296673062400,2928232581120,
 28584078082560,298481033410560,2882675347808256,
 6212485673222400,59824429481456640,
 575403307935456000]