A303633 - OEIS

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A303633 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`3`
`3`		`0`
`4`		`8`
`5`		`20`
`6`		`66`
`7`		`207`
`8`		`726`
`9`		`2461`
`10`		`8538`
`11`		`29072`
`12`		`100909`
`13`		`345464`
`14`		`1192462`
`15`		`4104543`
`16`		`14145598`
`17`		`48741105`
`18`		`167919091`
`19`		`578641035`
`20`		`1993746222`
`21`		`6869984946`
`22`		`23672540436`
`23`		`81569450595`
`24`		`281073069448`
`25`		`968513250894`
`26`		`3337304064491`
`27`		`11499656306463`

[0,3,0,8,20,66,207,726,2461,8538,29072,100909, 345464,1192462,4104543,14145598,48741105, 167919091,578641035,1993746222,6869984946, 23672540436,81569450595,281073069448,968513250894, 3337304064491,11499656306463]

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Last modified June 8 17:00 EDT 2024. Contains 373224 sequences. (Running on oeis4.)