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A052107 as a simple table

n a(n)
1 1
2 0
3 0
4 4
5 16
6 0
7 0
8 2080
9 32896
10 0
11 0
12 178990080
13 11453771776
14 0
15 0
16 3002404080455680
17 768614611824951296
18 0
19 0
20 10316167090130469587779584
21 10563755026498136326181748736
22 0
23 0
24 7561830376433501721102295492903043072
25 30973257220603971305905396442627825467392

[1,0,0,4,16,0,0,2080,32896,0,0,178990080,
 11453771776,0,0,3002404080455680,
 768614611824951296,0,0,10316167090130469587779584,
 10563755026498136326181748736,0,0,
 7561830376433501721102295492903043072,
 30973257220603971305905396442627825467392]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)