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A228910 as a simple table

n a(n)
0 0
1 0
2 0
3 0
4 0
5 0
6 0
7 5040
8 181440
9 3780000
10 59875200
11 801496080
12 9574044480
13 105398092800
14 1091804313600
15 10794490827120
16 102896614941120
17 952741767650400
18 8617145057539200
19 76461500619902160
20 667855517349303360
21 5757691363157764800
22 49099453300298016000
23 414884142077935345200

[0,0,0,0,0,0,0,5040,181440,3780000,59875200,
 801496080,9574044480,105398092800,1091804313600,
 10794490827120,102896614941120,952741767650400,
 8617145057539200,76461500619902160,
 667855517349303360,5757691363157764800,
 49099453300298016000,414884142077935345200]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)