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A227668 as a simple table

n a(n)
0 1
1 720
2 1413792
3 2940381648
4 6173789662504
5 12981179566917088
6 27297846037161958056
7 57403822541579269311072
8 120712076511505386344017520
9 253839841305922000782983605664
10 533787802709908480895773030991840
11 1122477022599575074944649300433060288 

[1,720,1413792,2940381648,6173789662504,
 12981179566917088,27297846037161958056,
 57403822541579269311072,
 120712076511505386344017520,
 253839841305922000782983605664,
 533787802709908480895773030991840,
 1122477022599575074944649300433060288]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)