A011973 - OEIS

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A011973 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`1`
`5`		`2`
`6`		`1`
`7`		`3`
`8`		`1`
`9`		`1`
`10`		`4`
`11`		`3`
`12`		`1`
`13`		`5`
`14`		`6`
`15`		`1`
`16`		`1`
`17`		`6`
`18`		`10`
`19`		`4`
`20`		`1`
`21`		`7`
`22`		`15`
`23`		`10`
`24`		`1`
`25`		`1`
`26`		`8`
`27`		`21`
`28`		`20`
`29`		`5`
`30`		`1`
`31`		`9`
`32`		`28`
`33`		`35`
`34`		`15`
`35`		`1`
`36`		`1`
`37`		`10`
`38`		`36`
`39`		`56`
`40`		`35`
`41`		`6`
`42`		`1`
`43`		`11`
`44`		`45`
`45`		`84`
`46`		`70`
`47`		`21`
`48`		`1`
`49`		`1`
`50`		`12`
`51`		`55`
`52`		`120`
`53`		`126`
`54`		`56`
`55`		`7`
`56`		`1`
`57`		`13`
`58`		`66`
`59`		`165`
`60`		`210`
`61`		`126`
`62`		`28`
`63`		`1`
`64`		`1`
`65`		`14`
`66`		`78`
`67`		`220`
`68`		`330`
`69`		`252`
`70`		`84`
`71`		`8`
`72`		`1`
`73`		`15`
`74`		`91`
`75`		`286`
`76`		`495`
`77`		`462`

[1,1,1,1,1,2,1,3,1,1,4,3,1,5,6,1,1,6,10,4,1,7,15, 10,1,1,8,21,20,5,1,9,28,35,15,1,1,10,36,56,35,6,1, 11,45,84,70,21,1,1,12,55,120,126,56,7,1,13,66,165, 210,126,28,1,1,14,78,220,330,252,84,8,1,15,91,286, 495,462]

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Last modified April 24 11:21 EDT 2024. Contains 371936 sequences. (Running on oeis4.)