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A243241 as a simple table

n a(n)
1 0
2 0
3 1
4 4
5 19
6 109
7 852
8 11114
9 261077
10 11716566

[0,0,1,4,19,109,852,11114,261077,11716566]

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Last modified April 19 16:52 EDT 2024. Contains 371794 sequences. (Running on oeis4.)