A161172 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A161172 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`3`
`4`		`3`
`5`		`5`
`6`		`5`
`7`		`6`
`8`		`7`
`9`		`15`
`10`		`20`
`11`		`11`
`12`		`24`
`13`		`24`
`14`		`14`
`15`		`6`
`16`		`28`
`17`		`17`
`18`		`120`
`19`		`55`
`20`		`180`
`21`		`21`
`22`		`18`
`23`		`60`
`24`		`42`
`25`		`90`
`26`		`153`
`27`		`140`
`28`		`429`
`29`		`56`
`30`		`152`
`31`		`60`
`32`		`70`
`33`		`483`
`34`		`3640`
`35`		`180`
`36`		`272`
`37`		`72`
`38`		`1260`
`39`		`180`
`40`		`252`
`41`		`174`
`42`		`1260`
`43`		`36`
`44`		`442`
`45`		`1404`
`46`		`660`
`47`		`47`
`48`		`496`
`49`		`240`
`50`		`481`
`51`		`48`
`52`		`98`
`53`		`570`
`54`		`572`

[1,2,3,3,5,5,6,7,15,20,11,24,24,14,6,28,17,120,55, 180,21,18,60,42,90,153,140,429,56,152,60,70,483, 3640,180,272,72,1260,180,252,174,1260,36,442,1404, 660,47,496,240,481,48,98,570,572]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 11:16 EDT 2024. Contains 371967 sequences. (Running on oeis4.)