A301821 - OEIS

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A301821 as a simple table

`n`		`a(n)`
`1`		`5`
`2`		`50`
`3`		`278`
`4`		`1351`
`5`		`6501`
`6`		`31061`
`7`		`147954`
`8`		`705180`
`9`		`3364845`
`10`		`16066957`
`11`		`76746541`
`12`		`366661633`
`13`		`1751917453`
`14`		`8371075480`
`15`		`39999735173`
`16`		`191133225006`
`17`		`913306286525`
`18`		`4364124497569`
`19`		`20853452368747`
`20`		`99645765475503`
`21`		`476145569567504`

[5,50,278,1351,6501,31061,147954,705180,3364845, 16066957,76746541,366661633,1751917453,8371075480, 39999735173,191133225006,913306286525, 4364124497569,20853452368747,99645765475503, 476145569567504]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)