A203174 - OEIS

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A203174 as a simple table

n	a(n)
1	1
2	1
3	7
4	59
5	952
6	32411
7	2208945
8	323885934
9	84492757788
10	47354744651060
11	53683376052551785
12	116641756206417848067
13	528882406558326590368278

[1,1,7,59,952,32411,2208945,323885934,84492757788, 47354744651060,53683376052551785, 116641756206417848067,528882406558326590368278]