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A191955 as a simple table

n a(n)
0 1
1 1
2 3
3 13
4 122
5 2445
6 102413
7 7862130

[1,1,3,13,122,2445,102413,7862130]

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Last modified April 25 09:56 EDT 2024. Contains 371967 sequences. (Running on oeis4.)