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A362735 as a simple table

na(n)
01
12
2-4
356
4-1008
525632
6-833600
733067904
8-1548418816
983597525504
10-5112566055936
11349330707068928
12-26374805535322112
132180554321981349888
14-195926186031705505792
1519010400989418574020608
16-1980997069982960384409600
17220651645970702249702326272

[1,2,-4,56,-1008,25632,-833600,33067904,
 -1548418816,83597525504,-5112566055936,
 349330707068928,-26374805535322112,
 2180554321981349888,-195926186031705505792,
 19010400989418574020608,
 -1980997069982960384409600,
 220651645970702249702326272]