A289410 - OEIS

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A289410 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`1`
`4`		`1`
`5`		`1`
`6`		`1`
`7`		`1`
`8`		`1`
`9`		`1`
`10`		`1`
`11`		`2`
`12`		`3`
`13`		`4`
`14`		`5`
`15`		`6`
`16`		`7`
`17`		`8`
`18`		`9`
`19`		`9`
`20`		`8`
`21`		`7`
`22`		`6`
`23`		`5`
`24`		`4`
`25`		`3`
`26`		`2`
`27`		`1`
`28`		`1`
`29`		`3`
`30`		`6`
`31`		`10`
`32`		`15`
`33`		`21`
`34`		`28`
`35`		`36`
`36`		`45`
`37`		`54`
`38`		`61`
`39`		`66`
`40`		`69`
`41`		`70`
`42`		`69`
`43`		`66`
`44`		`61`
`45`		`54`
`46`		`45`
`47`		`36`
`48`		`28`
`49`		`21`
`50`		`15`
`51`		`10`
`52`		`6`
`53`		`3`
`54`		`1`
`55`		`1`
`56`		`4`
`57`		`10`
`58`		`20`
`59`		`35`
`60`		`56`
`61`		`84`
`62`		`120`
`63`		`165`
`64`		`219`
`65`		`279`
`66`		`342`
`67`		`405`
`68`		`465`
`69`		`519`
`70`		`564`
`71`		`597`
`72`		`615`
`73`		`615`
`74`		`597`
`75`		`564`
`76`		`519`
`77`		`465`
`78`		`405`
`79`		`342`
`80`		`279`
`81`		`219`
`82`		`165`
`83`		`120`
`84`		`84`

[1,1,1,1,1,1,1,1,1,1,2,3,4,5,6,7,8,9,9,8,7,6,5,4, 3,2,1,1,3,6,10,15,21,28,36,45,54,61,66,69,70,69, 66,61,54,45,36,28,21,15,10,6,3,1,1,4,10,20,35,56, 84,120,165,219,279,342,405,465,519,564,597,615, 615,597,564,519,465,405,342,279,219,165,120,84]

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Last modified August 29 19:56 EDT 2024. Contains 375518 sequences. (Running on oeis4.)