A226854 - OEIS

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A226854 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`1`
`5`		`11`
`6`		`89`
`7`		`660`
`8`		`4795`
`9`		`35067`
`10`		`261505`
`11`		`2001608`
`12`		`15777434`
`13`		`128270836`
`14`		`1076208942`
`15`		`9318227402`
`16`		`83230080505`
`17`		`766465520673`
`18`		`7272362469647`
`19`		`71040825568988`
`20`		`713933196773609`

[0,0,0,0,1,11,89,660,4795,35067,261505,2001608, 15777434,128270836,1076208942,9318227402, 83230080505,766465520673,7272362469647, 71040825568988,713933196773609]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)