A111121 - OEIS

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A111121 as a simple table

`n`		`a(n)`
`1`		`-1`
`2`		`0`
`3`		`1`
`4`		`0`
`5`		`1`
`6`		`2`
`7`		`3`
`8`		`8`
`9`		`25`
`10`		`116`
`11`		`1253`
`12`		`30334`
`13`		`3161239`
`14`		`2890534072`
`15`		`37908199848897`
`16`		`39946852159641845000`
`17`		`25587984997105954864555102857`
`18`		`56071032677809871004962669691748664133130`

[-1,0,1,0,1,2,3,8,25,116,1253,30334,3161239, 2890534072,37908199848897,39946852159641845000, 25587984997105954864555102857, 56071032677809871004962669691748664133130]

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Last modified May 26 05:37 EDT 2024. Contains 372807 sequences. (Running on oeis4.)