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A301769
as a simple table
n
a(n)
1
0
2
0
3
1
4
31
5
616
6
9837
7
138414
8
1799895
9
22232908
10
265311073
[0,0,1,31,616,9837,138414,1799895,22232908, 265311073]
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Last modified April 19 15:34 EDT 2024. Contains 371794 sequences. (Running on oeis4.)
