A253733 - OEIS

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A253733 as a simple table

`n`		`a(n)`
`1`		`218`
`2`		`720`
`3`		`2212`
`4`		`6932`
`5`		`22236`
`6`		`70372`
`7`		`222820`
`8`		`706884`
`9`		`2242532`
`10`		`7110804`
`11`		`22555544`
`12`		`71517456`
`13`		`226861460`
`14`		`719514384`
`15`		`2281956628`
`16`		`7237186788`
`17`		`22954908172`
`18`		`72802487404`
`19`		`230901873532`
`20`		`732329249252`
`21`		`2322695885712`
`22`		`7366657349992`

[218,720,2212,6932,22236,70372,222820,706884, 2242532,7110804,22555544,71517456,226861460, 719514384,2281956628,7237186788,22954908172, 72802487404,230901873532,732329249252, 2322695885712,7366657349992]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)