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A138783 as a simple table

n a(n)
1 0
2 8
3 174
4 2856
5 41400
6 579600
7 8184960
8 119105280
9 1804965120
10 28631232000
11 476407008000
12 8319778790400
13 152431242163200
14 2927359840204800
15 58858423303680000
16 1237373793976320000
17 27161714759122944000

[0,8,174,2856,41400,579600,8184960,119105280,
 1804965120,28631232000,476407008000,8319778790400,
 152431242163200,2927359840204800,
 58858423303680000,1237373793976320000,
 27161714759122944000]

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Last modified October 22 12:05 EDT 2021. Contains 348168 sequences. (Running on oeis4.)