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A265881
as a simple table
n
a(n)
1
0
2
2
3
894
4
1584088
5
10856237680
6
105870775847760
7
2630918094778547280
8
87716669699961619793280
[0,2,894,1584088,10856237680,105870775847760, 2630918094778547280,87716669699961619793280]
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Last modified April 24 16:34 EDT 2024. Contains 371961 sequences. (Running on oeis4.)