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A071306 as a simple table

na(n)
11
28
3336
4112896
5276595200
64662288691200
7546914437209907200
8450219964711195607040000
92596509480922336727312302080000
10104784757384177668346109081238896640000
1129597339316082819652234687848790174733434880000

[1,8,336,112896,276595200,4662288691200,
 546914437209907200,450219964711195607040000,
 2596509480922336727312302080000,
 104784757384177668346109081238896640000,
 29597339316082819652234687848790174733434880000]