A057416 - OEIS

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A057416 as a simple table

`n`		`a(n)`
`18`		`4`
`19`		`30`
`20`		`184`
`21`		`894`
`22`		`3885`
`23`		`15386`
`24`		`56956`
`25`		`199620`
`26`		`669702`
`27`		`2166462`
`28`		`6798186`
`29`		`20786496`
`30`		`62160079`
`31`		`182336358`
`32`		`525931258`
`33`		`1494726848`
`34`		`4192885357`
`35`		`11625457180`
`36`		`31899800729`
`37`		`86717361496`
`38`		`233754981005`
`39`		`625311996048`

[4,30,184,894,3885,15386,56956,199620,669702, 2166462,6798186,20786496,62160079,182336358, 525931258,1494726848,4192885357,11625457180, 31899800729,86717361496,233754981005,625311996048]

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Last modified May 20 20:45 EDT 2013. Contains 225464 sequences.