A123022 - OEIS

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A123022 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`-2`
`3`		`-1`
`4`		`0`
`5`		`-1`
`6`		`0`
`7`		`-3`
`8`		`0`
`9`		`-15`
`10`		`0`
`11`		`-105`
`12`		`0`
`13`		`-945`
`14`		`0`
`15`		`-10395`
`16`		`0`
`17`		`-135135`
`18`		`0`
`19`		`-2027025`
`20`		`0`
`21`		`-34459425`
`22`		`0`
`23`		`-654729075`
`24`		`0`
`25`		`-13749310575`
`26`		`0`
`27`		`-316234143225`
`28`		`0`
`29`		`-7905853580625`
`30`		`0`
`31`		`-213458046676875`
`32`		`0`
`33`		`-6190283353629375`
`34`		`0`
`35`		`-191898783962510625`
`36`		`0`
`37`		`-6332659870762850625`
`38`		`0`

[1,1,-2,-1,0,-1,0,-3,0,-15,0,-105,0,-945,0,-10395, 0,-135135,0,-2027025,0,-34459425,0,-654729075,0, -13749310575,0,-316234143225,0,-7905853580625,0, -213458046676875,0,-6190283353629375,0, -191898783962510625,0,-6332659870762850625,0]

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Last modified April 25 12:33 EDT 2024. Contains 371969 sequences. (Running on oeis4.)