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A003225 as a simple table

n a(n)
3 1
4 3
5 9
6 89
7 1705
8 67750
9 3771993
10 274460137
11 24940556932
12 2766249007425
13 367696475451179
14 57702068070938071
15 10555631209951650809
16 2226578454651253107758
17 536474432232188713033347
18 146427715863075641229151764
19 44945602048024898356307332914

[1,3,9,89,1705,67750,3771993,274460137,
 24940556932,2766249007425,367696475451179,
 57702068070938071,10555631209951650809,
 2226578454651253107758,536474432232188713033347,
 146427715863075641229151764,
 44945602048024898356307332914]

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Last modified November 19 08:42 EST 2019. Contains 329318 sequences. (Running on oeis4.)