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A363983 as a simple table

na(n)
01
12
214
3128
41310
514252
6161168
71872096
822179102
9266766500
103247293764
1139914850560
12494587904720
136170138404640
1477420709800000
15976308769560128
1612365391374849310
17157214288994620820
182005631418267291740

[1,2,14,128,1310,14252,161168,1872096,22179102,
 266766500,3247293764,39914850560,494587904720,
 6170138404640,77420709800000,976308769560128,
 12365391374849310,157214288994620820,
 2005631418267291740]