A012321 - OEIS

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A012321 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`2`
`3`		`5`
`4`		`20`
`5`		`125`
`6`		`830`
`7`		`6001`
`8`		`45768`
`9`		`394553`
`10`		`3699418`
`11`		`38758909`
`12`		`433324828`
`13`		`5299232757`
`14`		`68428221654`
`15`		`958395448297`
`16`		`14101599762448`
`17`		`223667919165041`
`18`		`3706771205012274`
`19`		`65843651814440309`
`20`		`1215858569345385636`

[0,1,2,5,20,125,830,6001,45768,394553,3699418, 38758909,433324828,5299232757,68428221654, 958395448297,14101599762448,223667919165041, 3706771205012274,65843651814440309, 1215858569345385636]

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Last modified April 25 06:14 EDT 2024. Contains 371964 sequences. (Running on oeis4.)