A033917 - OEIS

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A033917 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`9`
`4`		`56`
`5`		`480`
`6`		`5094`
`7`		`65534`
`8`		`984808`
`9`		`16992144`
`10`		`330667680`
`11`		`7170714672`
`12`		`171438170232`
`13`		`4480972742064`
`14`		`127115833240200`
`15`		`3889913061111240`
`16`		`127729720697035584`
`17`		`4479821940873927168`
`18`		`167143865005981109952`
`19`		`6610411989494027218368`
`20`		`276242547290322145178880`

[1,1,2,9,56,480,5094,65534,984808,16992144, 330667680,7170714672,171438170232,4480972742064, 127115833240200,3889913061111240, 127729720697035584,4479821940873927168, 167143865005981109952,6610411989494027218368, 276242547290322145178880]

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Last modified April 25 08:27 EDT 2024. Contains 371964 sequences. (Running on oeis4.)