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A062793 as a simple table

na(n)
11
23
326
4252
53124
646626
7823542
816776960
9387420462
109999996872
11285311670610
128916100401348
13302875106592252
1411112006824734470
15437893890380856224
1618446744073692774400
17827240261886336764176

[1,3,26,252,3124,46626,823542,16776960,387420462,
 9999996872,285311670610,8916100401348,
 302875106592252,11112006824734470,
 437893890380856224,18446744073692774400,
 827240261886336764176]