A156423 - OEIS

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A156423 as a simple table

n	a(n)
0	1
1	32400
2	221921280
3	131023800192
4	38710991748930
5	1839487795001024
6	71091010320744928
7	681286019507189376

[1,32400,221921280,131023800192,38710991748930, 1839487795001024,71091010320744928, 681286019507189376]