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A221750
as a simple table
n
a(n)
1
0
2
2
3
0
4
241
5
4848
6
6168942
7
4330440582
8
38847950279710
[0,2,0,241,4848,6168942,4330440582,38847950279710]
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Last modified August 10 00:01 EDT 2024. Contains 375044 sequences. (Running on oeis4.)