A126987 - OEIS

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A126987 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`-5`
`2`		`20`
`3`		`-85`
`4`		`350`
`5`		`-1470`
`6`		`6090`
`7`		`-25485`
`8`		`105830`
`9`		`-442150`
`10`		`1838240`
`11`		`-7673330`
`12`		`31923220`
`13`		`-133186760`
`14`		`554325750`
`15`		`-2311919325`
`16`		`9624918150`
`17`		`-40133290350`
`18`		`167114005800`
`19`		`-696706389750`
`20`		`2901470571300`
`21`		`-12094930814100`
`22`		`50375156502900`
`23`		`-209972720898450`
`24`		`874600454065500`

[1,-5,20,-85,350,-1470,6090,-25485,105830,-442150, 1838240,-7673330,31923220,-133186760,554325750, -2311919325,9624918150,-40133290350,167114005800, -696706389750,2901470571300,-12094930814100, 50375156502900,-209972720898450,874600454065500]

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Last modified April 17 20:27 EDT 2024. Contains 371767 sequences. (Running on oeis4.)