A054888 - OEIS

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A054888 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`5`
`2`		`15`
`3`		`40`
`4`		`105`
`5`		`275`
`6`		`720`
`7`		`1885`
`8`		`4935`
`9`		`12920`
`10`		`33825`
`11`		`88555`
`12`		`231840`
`13`		`606965`
`14`		`1589055`
`15`		`4160200`
`16`		`10891545`
`17`		`28514435`
`18`		`74651760`
`19`		`195440845`
`20`		`511670775`
`21`		`1339571480`
`22`		`3507043665`
`23`		`9181559515`
`24`		`24037634880`
`25`		`62931345125`

[1,5,15,40,105,275,720,1885,4935,12920,33825, 88555,231840,606965,1589055,4160200,10891545, 28514435,74651760,195440845,511670775,1339571480, 3507043665,9181559515,24037634880,62931345125]

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Last modified April 25 12:53 EDT 2024. Contains 371969 sequences. (Running on oeis4.)