A009125 - OEIS

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A009125 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`1`
`3`		`-3`
`4`		`20`
`5`		`-120`
`6`		`976`
`7`		`-8568`
`8`		`88640`
`9`		`-1011840`
`10`		`12933376`
`11`		`-180964608`
`12`		`2767631360`
`13`		`-45799004160`
`14`		`816582578176`
`15`		`-15594628021248`
`16`		`317710534983680`
`17`		`-6876762625966080`
`18`		`157606194409701376`
`19`		`-3812723805066559488`

[1,0,1,-3,20,-120,976,-8568,88640,-1011840, 12933376,-180964608,2767631360,-45799004160, 816582578176,-15594628021248,317710534983680, -6876762625966080,157606194409701376, -3812723805066559488]

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Last modified September 14 13:32 EDT 2024. Contains 375921 sequences. (Running on oeis4.)