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A268734 as a simple table

n a(n)
1 0
2 4
3 80
4 2876
5 200204
6 29134076
7 9039552112
8 6084192150856
9 8965720251221240
10 29122359898196696856
11 209490003763160695865576
12 3348908247850171650090422060
13 119286836904111393911302107179212 

[0,4,80,2876,200204,29134076,9039552112,
 6084192150856,8965720251221240,
 29122359898196696856,209490003763160695865576,
 3348908247850171650090422060,
 119286836904111393911302107179212]

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)