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A151720 as a simple table

n a(n)
1 0
2 24
3 240
4 2544
5 31800
6 435864
7 6323352
8 95647104
9 1493934516
10 23934001600
11 391427518152
12 6511949001648

[0,24,240,2544,31800,435864,6323352,95647104,
 1493934516,23934001600,391427518152,6511949001648]

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Last modified April 23 13:11 EDT 2024. Contains 371913 sequences. (Running on oeis4.)