A034239 - OEIS

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A034239 as a simple table

n	a(n)
0	1
1	1
2	8
3	127
4	16674
5	16388502
6	59893592245
7	349607878149545
8	2313452894091782101
9	15234448027502727073180
10	95092594038536680078007672
11	553092980828190394446335839530

[1,1,8,127,16674,16388502,59893592245, 349607878149545,2313452894091782101, 15234448027502727073180, 95092594038536680078007672, 553092980828190394446335839530]