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A301401 as a simple table

n a(n)
1 1
2 8
3 252
4 31012
5 14905344
6 27990353344
7 205353183605152
8 5886041167193603328
9 659134453175183361984192
10 288372301975051917749449831520
11 492903495313227230995120900845724672 

[1,8,252,31012,14905344,27990353344,
 205353183605152,5886041167193603328,
 659134453175183361984192,
 288372301975051917749449831520,
 492903495313227230995120900845724672]

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Last modified April 25 01:06 EDT 2024. Contains 371964 sequences. (Running on oeis4.)