A111781 - OEIS

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A111781 as a simple table

`n`		`a(n)`
`7`		`1`
`8`		`56`
`9`		`2052`
`10`		`63000`
`11`		`1777050`
`12`		`48149640`
`13`		`1284709140`
`14`		`34260506280`
`15`		`921799753875`
`16`		`25175488338000`
`17`		`700755564108600`
`18`		`19932553764723600`
`19`		`580406741946731700`
`20`		`17320767850295910000`
`21`		`530112107596146075000`
`22`		`16645556950225160958000`

[1,56,2052,63000,1777050,48149640,1284709140, 34260506280,921799753875,25175488338000, 700755564108600,19932553764723600, 580406741946731700,17320767850295910000, 530112107596146075000,16645556950225160958000]

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Last modified August 19 13:48 EDT 2024. Contains 375302 sequences. (Running on oeis4.)