A003797 - OEIS

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A003797 as a simple table

n	a(n)
0	1
1	168
2	1876896
3	2317591180800
4	187035198320488089600
5	61637759336805268655956377600
6	35832085525362833262818017603275320524800
7	85057500275967538647136529625446531799449748111360000

[1,168,1876896,2317591180800, 187035198320488089600, 61637759336805268655956377600, 35832085525362833262818017603275320524800, 85057500275967538647136529625446531799449748111360\ 000]