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A285857 as a simple table

n a(n)
6 1
7 126
8 3822
9 105336
10 2312163
11 41420610
12 868380535
13 16453085220
14 312866654100
15 6063351173880
16 127050688947000
17 2603853165950400
18 56141875342402480
19 1242418296237553440
20 28627706535786406800
21 683460419058369489600
22 16802904218347937067840 

[1,126,3822,105336,2312163,41420610,868380535,
 16453085220,312866654100,6063351173880,
 127050688947000,2603853165950400,
 56141875342402480,1242418296237553440,
 28627706535786406800,683460419058369489600,
 16802904218347937067840]

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Last modified April 20 00:58 EDT 2024. Contains 371798 sequences. (Running on oeis4.)