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A268556
as a simple table
n
a(n)
1
2
2
10
3
54
4
491
5
6430
6
119475
7
2775582
8
76733201
9
2439149685
[2,10,54,491,6430,119475,2775582,76733201, 2439149685]
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Last modified August 11 03:32 EDT 2024. Contains 375059 sequences. (Running on oeis4.)
