A280580 - OEIS

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A280580 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`2`
`4`		`6`
`5`		`1`
`6`		`5`
`7`		`30`
`8`		`15`
`9`		`1`
`10`		`14`
`11`		`140`
`12`		`140`
`13`		`28`
`14`		`1`
`15`		`42`
`16`		`630`
`17`		`1050`
`18`		`420`
`19`		`45`
`20`		`1`
`21`		`132`
`22`		`2772`
`23`		`6930`
`24`		`4620`
`25`		`990`
`26`		`66`
`27`		`1`
`28`		`429`
`29`		`12012`
`30`		`42042`
`31`		`42042`
`32`		`15015`
`33`		`2002`
`34`		`91`
`35`		`1`
`36`		`1430`
`37`		`51480`
`38`		`240240`
`39`		`336336`
`40`		`180180`
`41`		`40040`
`42`		`3640`
`43`		`120`
`44`		`1`
`45`		`4862`
`46`		`218790`
`47`		`1312740`
`48`		`2450448`
`49`		`1837836`
`50`		`612612`
`51`		`92820`
`52`		`6120`
`53`		`153`
`54`		`1`

[1,1,1,2,6,1,5,30,15,1,14,140,140,28,1,42,630, 1050,420,45,1,132,2772,6930,4620,990,66,1,429, 12012,42042,42042,15015,2002,91,1,1430,51480, 240240,336336,180180,40040,3640,120,1,4862,218790, 1312740,2450448,1837836,612612,92820,6120,153,1]

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Last modified April 23 12:08 EDT 2024. Contains 371912 sequences. (Running on oeis4.)