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A203109
as a simple table
n
a(n)
1
1
2
2
3
8
4
53
5
540
6
9637
7
299148
8
15720596
9
1434338838
10
227708662197
[1,2,8,53,540,9637,299148,15720596,1434338838, 227708662197]
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Last modified August 1 22:11 EDT 2024. Contains 374817 sequences. (Running on oeis4.)