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A172784 as a simple table

na(n)
1168168000
2369820640830881240000
33937477620391471128913917360384000
485504723470329847456379126545730424791071000000
52789130810728711760475063805085713493445792640582613331968000

[168168000,369820640830881240000,
 3937477620391471128913917360384000,
 85504723470329847456379126545730424791071000000,
 27891308107287117604750638050857134934457926405826\
 13331968000]