A111884 - OEIS

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A111884 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`-1`
`3`		`1`
`4`		`1`
`5`		`-19`
`6`		`151`
`7`		`-1091`
`8`		`7841`
`9`		`-56519`
`10`		`396271`
`11`		`-2442439`
`12`		`7701409`
`13`		`145269541`
`14`		`-4833158329`
`15`		`104056218421`
`16`		`-2002667085119`
`17`		`37109187217649`
`18`		`-679877731030049`
`19`		`12440309297451121`
`20`		`-227773259993414719`
`21`		`4155839606711748061`
`22`		`-74724654677947488521`
`23`		`1293162252850914402221`

[1,1,-1,1,1,-19,151,-1091,7841,-56519,396271, -2442439,7701409,145269541,-4833158329, 104056218421,-2002667085119,37109187217649, -679877731030049,12440309297451121, -227773259993414719,4155839606711748061, -74724654677947488521,1293162252850914402221]

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Last modified April 24 18:15 EDT 2024. Contains 371962 sequences. (Running on oeis4.)