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A203381
as a simple table
n
a(n)
1
1
2
7
3
18
4
82
5
1090
6
12586
7
291279
8
12259792
9
672729110
10
65870824221
[1,7,18,82,1090,12586,291279,12259792,672729110, 65870824221]
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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)
