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A012106 as a simple table

n a(n)
0 1
1 0
2 -4
3 80
4 5456
5 511360
6 83316416
7 18755459840
8 5535063173376
9 2088819464171520
10 981883326234254336
11 562564553455472742400
12 385997167840660261687296
13 312523332440480815021588480 

[1,0,-4,80,5456,511360,83316416,18755459840,
 5535063173376,2088819464171520,981883326234254336,
 562564553455472742400,385997167840660261687296,
 312523332440480815021588480]

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Last modified May 14 05:21 EDT 2024. Contains 372528 sequences. (Running on oeis4.)