A000431 - OEIS

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A000431 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`0`
`3`		`2`
`4`		`16`
`5`		`88`
`6`		`416`
`7`		`1824`
`8`		`7680`
`9`		`31616`
`10`		`128512`
`11`		`518656`
`12`		`2084864`
`13`		`8361984`
`14`		`33497088`
`15`		`134094848`
`16`		`536608768`
`17`		`2146926592`
`18`		`8588754944`
`19`		`34357248000`
`20`		`137433710592`
`21`		`549744803840`
`22`		`2199000186880`
`23`		`8796044787712`
`24`		`35184271425536`
`25`		`140737278640128`
`26`		`562949517213696`

[0,0,0,2,16,88,416,1824,7680,31616,128512,518656, 2084864,8361984,33497088,134094848,536608768, 2146926592,8588754944,34357248000,137433710592, 549744803840,2199000186880,8796044787712, 35184271425536,140737278640128,562949517213696]

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Last modified April 19 10:38 EDT 2024. Contains 371791 sequences. (Running on oeis4.)