A263685 - OEIS

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A263685 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`2`
`4`		`9`
`5`		`33`
`6`		`192`
`7`		`1272`
`8`		`10182`
`9`		`90822`
`10`		`908160`
`11`		`9980160`
`12`		`119761980`
`13`		`1556766780`
`14`		`21794734080`
`15`		`326918753280`
`16`		`5230700053320`
`17`		`88921859605320`
`18`		`1600593472880640`
`19`		`30411275148656640`
`20`		`608225502973147920`
`21`		`12772735543856347920`
`22`		`281000181964839321600`
`23`		`6463004184741681561600`

[1,1,2,9,33,192,1272,10182,90822,908160,9980160, 119761980,1556766780,21794734080,326918753280, 5230700053320,88921859605320,1600593472880640, 30411275148656640,608225502973147920, 12772735543856347920,281000181964839321600, 6463004184741681561600]

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Last modified September 16 00:43 EDT 2024. Contains 375959 sequences. (Running on oeis4.)