A062097 - OEIS

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A062097 as a simple table

n	a(n)
1	1
2	2
3	5
4	18
5	206
6	37312
7	1383566504
8	1914204327753559888
9	3664178205741957271429583378492509856
10	13426201923434349344563612023870972836592501276745812341399323779519061312

[1,2,5,18,206,37312,1383566504, 1914204327753559888, 3664178205741957271429583378492509856, 13426201923434349344563612023870972836592501276745\ 812341399323779519061312]