A292306 - OEIS

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A292306 as a simple table

n	a(n)
0	1
1	1
2	4
3	756
4	65792
5	19534375
6	101564310279744
7	558547898753326097
8	9444733810164237336576
9	174449211609498720646587480
10	10000000004000000000400000000010000000000
11	6626407607852766876000106671521201448502431912

[1,1,4,756,65792,19534375,101564310279744, 558547898753326097,9444733810164237336576, 174449211609498720646587480, 10000000004000000000400000000010000000000, 6626407607852766876000106671521201448502431912]