A228169 - OEIS

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A228169 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`5`
`3`		`25`
`4`		`60`
`5`		`110`
`6`		`126`
`7`		`110`
`8`		`60`
`9`		`25`
`10`		`5`
`11`		`1`
`12`		`1`
`13`		`5`
`14`		`55`
`15`		`285`
`16`		`1245`
`17`		`3876`
`18`		`9780`
`19`		`19380`
`20`		`31650`
`21`		`41990`
`22`		`46378`
`23`		`41990`
`24`		`31650`
`25`		`19380`
`26`		`9780`
`27`		`3876`
`28`		`1245`
`29`		`285`
`30`		`55`
`31`		`5`
`32`		`1`
`33`		`1`
`34`		`10`
`35`		`130`
`36`		`1070`
`37`		`7080`
`38`		`36102`
`39`		`149785`
`40`		`511260`
`41`		`1468215`
`42`		`3584050`
`43`		`7523956`
`44`		`13672690`
`45`		`21646530`
`46`		`29964990`
`47`		`36386895`
`48`		`38808456`
`49`		`36386895`
`50`		`29964990`

[1,1,5,25,60,110,126,110,60,25,5,1,1,5,55,285, 1245,3876,9780,19380,31650,41990,46378,41990, 31650,19380,9780,3876,1245,285,55,5,1,1,10,130, 1070,7080,36102,149785,511260,1468215,3584050, 7523956,13672690,21646530,29964990,36386895, 38808456,36386895,29964990]

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Last modified April 16 05:35 EDT 2024. Contains 371697 sequences. (Running on oeis4.)