A033640 - OEIS

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A033640 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`1`
`4`		`3`
`5`		`7`
`6`		`6`
`7`		`20`
`8`		`52`
`9`		`6`
`10`		`26`
`11`		`104`
`12`		`32`
`13`		`162`
`14`		`460`
`15`		`356`
`16`		`1438`
`17`		`4048`
`18`		`712`
`19`		`3588`
`20`		`15272`
`21`		`5012`
`22`		`27460`
`23`		`90476`
`24`		`64944`
`25`		`300816`
`26`		`912472`
`27`		`90476`
`28`		`155420`
`29`		`611656`
`30`		`1067892`
`31`		`1770024`
`32`		`4763360`
`33`		`4151704`
`34`		`14746316`
`35`		`39566064`
`36`		`8915064`
`37`		`27813084`
`38`		`109938548`
`39`		`76294212`
`40`		`222960908`

[1,1,2,1,3,7,6,20,52,6,26,104,32,162,460,356,1438, 4048,712,3588,15272,5012,27460,90476,64944,300816, 912472,90476,155420,611656,1067892,1770024, 4763360,4151704,14746316,39566064,8915064, 27813084,109938548,76294212,222960908]

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Last modified April 19 05:19 EDT 2024. Contains 371782 sequences. (Running on oeis4.)