A174754 - OEIS

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A174754 as a simple table

n	a(n)
1	1
2	24335
3	1184384449
4	57643991108495
5	2805533046066067201
6	136545293294391499564175
7	6645659421832501237722330049
8	323444243924042541945554303920655

[1,24335,1184384449,57643991108495, 2805533046066067201,136545293294391499564175, 6645659421832501237722330049, 323444243924042541945554303920655]