A267228 - OEIS

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A267228 as a simple table

`n`		`a(n)`
`1`		`5`
`2`		`25`
`3`		`110`
`4`		`470`
`5`		`1980`
`6`		`8274`
`7`		`34396`
`8`		`142474`
`9`		`588596`
`10`		`2426738`
`11`		`9989292`
`12`		`41065818`
`13`		`168636772`
`14`		`691859842`
`15`		`2836150748`
`16`		`11617837802`
`17`		`47559474708`
`18`		`194575978386`
`19`		`795613053964`
`20`		`3251559375226`
`21`		`13282278193604`
`22`		`54232112235170`

[5,25,110,470,1980,8274,34396,142474,588596, 2426738,9989292,41065818,168636772,691859842, 2836150748,11617837802,47559474708,194575978386, 795613053964,3251559375226,13282278193604, 54232112235170]

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Last modified April 19 03:11 EDT 2024. Contains 371782 sequences. (Running on oeis4.)