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A179281 as a simple table

na(n)
00
10
22
3-3
4-56
5720
6360
7-175770
82811520
927714960
10-2332820800
1136227931300
121242856742400
13-79410400212000
14881326533651200
1597641790837227000
16-5371510570250240000
177482518858066928000
1812885336165384393984000

[0,0,2,-3,-56,720,360,-175770,2811520,27714960,
 -2332820800,36227931300,1242856742400,
 -79410400212000,881326533651200,97641790837227000,
 -5371510570250240000,7482518858066928000,
 12885336165384393984000]