A292221 - OEIS

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A292221 as a simple table

`n`		`a(n)`
`0`		`3`
`1`		`-3`
`2`		`20`
`3`		`-210`
`4`		`3024`
`5`		`-55440`
`6`		`1235520`
`7`		`-32432400`
`8`		`980179200`
`9`		`-33522128640`
`10`		`1279935820800`
`11`		`-53970627110400`
`12`		`2490952020480000`
`13`		`-124903451312640000`
`14`		`6761440164390912000`
`15`		`-393008709555221760000`
`16`		`24412776311194951680000`
`17`		`-1613955767240110694400000`
`18`		`113146793787569865523200000`
`19`		`-8384177419658927035269120000`

[3,-3,20,-210,3024,-55440,1235520,-32432400, 980179200,-33522128640,1279935820800, -53970627110400,2490952020480000, -124903451312640000,6761440164390912000, -393008709555221760000,24412776311194951680000, -1613955767240110694400000, 113146793787569865523200000, -8384177419658927035269120000]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)