A233199 - OEIS

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A233199 as a simple table

n	a(n)
1	48
2	8256
3	2779136
4	981532672
5	352524959744
6	127365174788096
7	46111939268444160
8	16706602064729341952
9	6054323596680792899584
10	2194196637563524913037312
11	795235812066308877870694400

[48,8256,2779136,981532672,352524959744, 127365174788096,46111939268444160, 16706602064729341952,6054323596680792899584, 2194196637563524913037312, 795235812066308877870694400]