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A272641 as a simple table

na(n)
11
22
32
424
564
680
73408
89856
913440
101377792
114139520
125913600
131191370752
143659335680
155381376000
161878991994880
175854937088000
188782405632000
194877246236262400
2015351645044736000
2123361198981120000
2219383120526049280000
2361467986759122944000

[1,2,2,24,64,80,3408,9856,13440,1377792,4139520,
 5913600,1191370752,3659335680,5381376000,
 1878991994880,5854937088000,8782405632000,
 4877246236262400,15351645044736000,
 23361198981120000,19383120526049280000,
 61467986759122944000]