A003506 - OEIS

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A003506 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`2`
`4`		`3`
`5`		`6`
`6`		`3`
`7`		`4`
`8`		`12`
`9`		`12`
`10`		`4`
`11`		`5`
`12`		`20`
`13`		`30`
`14`		`20`
`15`		`5`
`16`		`6`
`17`		`30`
`18`		`60`
`19`		`60`
`20`		`30`
`21`		`6`
`22`		`7`
`23`		`42`
`24`		`105`
`25`		`140`
`26`		`105`
`27`		`42`
`28`		`7`
`29`		`8`
`30`		`56`
`31`		`168`
`32`		`280`
`33`		`280`
`34`		`168`
`35`		`56`
`36`		`8`
`37`		`9`
`38`		`72`
`39`		`252`
`40`		`504`
`41`		`630`
`42`		`504`
`43`		`252`
`44`		`72`
`45`		`9`
`46`		`10`
`47`		`90`
`48`		`360`
`49`		`840`
`50`		`1260`
`51`		`1260`
`52`		`840`
`53`		`360`
`54`		`90`
`55`		`10`
`56`		`11`
`57`		`110`
`58`		`495`
`59`		`1320`
`60`		`2310`
`61`		`2772`
`62`		`2310`
`63`		`1320`
`64`		`495`
`65`		`110`
`66`		`11`

[1,2,2,3,6,3,4,12,12,4,5,20,30,20,5,6,30,60,60,30, 6,7,42,105,140,105,42,7,8,56,168,280,280,168,56,8, 9,72,252,504,630,504,252,72,9,10,90,360,840,1260, 1260,840,360,90,10,11,110,495,1320,2310,2772,2310, 1320,495,110,11]

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Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)