A184690 - OEIS

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A184690 as a simple table

n	a(n)
1	81
2	12288
3	1841856
4	275895264
5	41325395328
6	6189975781728
7	927173138866560
8	138877768818516672
9	20801977386689522208
10	3115849763962378244064
11	466711388591033629230624
12	69906939275393719770229056

[81,12288,1841856,275895264,41325395328, 6189975781728,927173138866560,138877768818516672, 20801977386689522208,3115849763962378244064, 466711388591033629230624, 69906939275393719770229056]