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A145685 as a simple table

n a(n)
0 1
1 0
2 0
3 0
4 0
5 56896
6 12886944
7 2935906752
8 320496430380
9 18071400219840
10 552526728803616
11 9491105395362624
12 94116098389459776
13 549827720843995776
14 1920594821540759296
15 4051982879111857664

[1,0,0,0,0,56896,12886944,2935906752,320496430380,
 18071400219840,552526728803616,9491105395362624,
 94116098389459776,549827720843995776,
 1920594821540759296,4051982879111857664]

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Last modified July 24 01:24 EDT 2021. Contains 346269 sequences. (Running on oeis4.)