A158110 - OEIS

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A158110 as a simple table

n	a(n)
0	1
1	2
2	130
3	44739500
4	4611686018516874838
5	8507059173023461595807737228465099196
6	17552048611426197782986337964292523732529439672780432120964458900

[1,2,130,44739500,4611686018516874838, 8507059173023461595807737228465099196, 17552048611426197782986337964292523732529439672780\ 432120964458900]