A270145 - OEIS

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A270145 as a simple table

n	a(n)
1	8
2	1440
3	85056
4	4126368
5	182257536
6	7623445344
7	307704553920
8	12111206870304
9	467855602824192
10	17813625850002144
11	670485480935347776
12	25000461221001205920
13	924950147066819934336
14	33996076829066361534048

[8,1440,85056,4126368,182257536,7623445344, 307704553920,12111206870304,467855602824192, 17813625850002144,670485480935347776, 25000461221001205920,924950147066819934336, 33996076829066361534048]