A009766 - OEIS

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A009766 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`2`
`5`		`2`
`6`		`1`
`7`		`3`
`8`		`5`
`9`		`5`
`10`		`1`
`11`		`4`
`12`		`9`
`13`		`14`
`14`		`14`
`15`		`1`
`16`		`5`
`17`		`14`
`18`		`28`
`19`		`42`
`20`		`42`
`21`		`1`
`22`		`6`
`23`		`20`
`24`		`48`
`25`		`90`
`26`		`132`
`27`		`132`
`28`		`1`
`29`		`7`
`30`		`27`
`31`		`75`
`32`		`165`
`33`		`297`
`34`		`429`
`35`		`429`
`36`		`1`
`37`		`8`
`38`		`35`
`39`		`110`
`40`		`275`
`41`		`572`
`42`		`1001`
`43`		`1430`
`44`		`1430`
`45`		`1`
`46`		`9`
`47`		`44`
`48`		`154`
`49`		`429`
`50`		`1001`
`51`		`2002`
`52`		`3432`
`53`		`4862`
`54`		`4862`
`55`		`1`
`56`		`10`
`57`		`54`
`58`		`208`
`59`		`637`
`60`		`1638`
`61`		`3640`
`62`		`7072`
`63`		`11934`

[1,1,1,1,2,2,1,3,5,5,1,4,9,14,14,1,5,14,28,42,42, 1,6,20,48,90,132,132,1,7,27,75,165,297,429,429,1, 8,35,110,275,572,1001,1430,1430,1,9,44,154,429, 1001,2002,3432,4862,4862,1,10,54,208,637,1638, 3640,7072,11934]

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Last modified April 23 08:11 EDT 2024. Contains 371905 sequences. (Running on oeis4.)