A023364 - OEIS

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A023364 as a simple table

n	a(n)
1	2
2	7
3	57
4	19552
5	680483009297
6	912636103453654574831532134829167
7	133568351664635266141573629327103053181254256064476277123035496133898909306737386958053448197

[2,7,57,19552,680483009297, 912636103453654574831532134829167, 13356835166463526614157362932710305318125425606447\ 6277123035496133898909306737386958053448197]

[2,7,57,19552,680483009297,
 912636103453654574831532134829167,
 13356835166463526614157362932710305318125425606447\
 6277123035496133898909306737386958053448197]