A258667 - OEIS

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A258667 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`0`
`6`		`20`
`7`		`116`
`8`		`791`
`9`		`6205`
`10`		`55004`
`11`		`543596`
`12`		`5922929`
`13`		`70518903`
`14`		`910711188`
`15`		`12678337924`
`16`		`189252400363`
`17`		`3015217931281`
`18`		`51067619058668`
`19`		`916176426367084`
`20`		`17355904144230373`
`21`		`346195850528456683`
`22`		`7252654441430368404`
`23`		`159210363452786908116`
`24`		`3654550890657000160319`

[0,0,0,0,0,20,116,791,6205,55004,543596,5922929, 70518903,910711188,12678337924,189252400363, 3015217931281,51067619058668,916176426367084, 17355904144230373,346195850528456683, 7252654441430368404,159210363452786908116, 3654550890657000160319]

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Last modified April 23 02:53 EDT 2024. Contains 371906 sequences. (Running on oeis4.)