A209545 - OEIS

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A209545 as a simple table

n	a(n)
1	7
2	105
3	5075
4	723636
5	294738262
6	345350598642
7	1159953545419801
8	11179084602659460822
9	309007688117388883362757
10	24500703075201459753727015849
11	5572033834554753242178727061445290

[7,105,5075,723636,294738262,345350598642, 1159953545419801,11179084602659460822, 309007688117388883362757, 24500703075201459753727015849, 5572033834554753242178727061445290]