A059301 - OEIS

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A059301 as a simple table

n	a(n)
1	1
2	5
3	31
4	569
5	165211
6	12885396101
7	64563604303081738807
8	1361129467683753854111752846879267953905
9	521064401567922879406069432539095585345840013599959430520674634220747299433267

[1,5,31,569,165211,12885396101, 64563604303081738807, 1361129467683753854111752846879267953905, 52106440156792287940606943253909558534584001359995\ 9430520674634220747299433267]