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A238560 as a simple table

n a(n)
0 0
1 1
2 5
3 75
4 4410
5 1366617
6 2559274110
7 31328639384771
8 2625213100478051111
9 1553872467564223628517240
10 6655897240266476140036201639917
11 210488414263886836416720847147423569801
12 49987740079047684574220644720678455290986424137 

[0,1,5,75,4410,1366617,2559274110,31328639384771,
 2625213100478051111,1553872467564223628517240,
 6655897240266476140036201639917,
 210488414263886836416720847147423569801,
 49987740079047684574220644720678455290986424137]

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Last modified April 19 15:34 EDT 2024. Contains 371794 sequences. (Running on oeis4.)