A022854 - OEIS

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A022854 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`2`
`4`		`5`
`5`		`13`
`6`		`36`
`7`		`100`
`8`		`281`
`9`		`791`
`10`		`2230`
`11`		`6288`
`12`		`17732`
`13`		`50007`
`14`		`141030`
`15`		`397734`
`16`		`1121696`
`17`		`3163427`
`18`		`8921555`
`19`		`25160735`
`20`		`70958773`
`21`		`200119253`
`22`		`564380046`
`23`		`1591675124`
`24`		`4488871850`
`25`		`12659600055`
`26`		`35702840027`
`27`		`100689814882`

[1,1,2,5,13,36,100,281,791,2230,6288,17732,50007, 141030,397734,1121696,3163427,8921555,25160735, 70958773,200119253,564380046,1591675124, 4488871850,12659600055,35702840027,100689814882]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)