A221580 - OEIS

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A221580 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`11`
`2`		`143`
`3`		`1716`
`4`		`20724`
`5`		`248677`
`6`		`2985840`
`7`		`35829937`
`8`		`429979836`
`9`		`5159757900`
`10`		`61917341772`
`11`		`743008099548`
`12`		`8916100178843`
`13`		`106993202123808`
`14`		`1283918461295184`
`15`		`15407021535521759`
`16`		`184884258855973380`
`17`		`2218611106271412996`
`18`		`26623333280416468596`
`19`		`319479999364994391924`

[1,11,143,1716,20724,248677,2985840,35829937, 429979836,5159757900,61917341772,743008099548, 8916100178843,106993202123808,1283918461295184, 15407021535521759,184884258855973380, 2218611106271412996,26623333280416468596, 319479999364994391924]

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Last modified April 24 17:02 EDT 2024. Contains 371962 sequences. (Running on oeis4.)