A000416 - OEIS

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A000416 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`7`
`3`		`28`
`4`		`105`
`5`		`357`
`6`		`1197`
`7`		`3857`
`8`		`12300`
`9`		`38430`
`10`		`118874`
`11`		`362670`
`12`		`1095430`
`13`		`3271751`
`14`		`9673993`
`15`		`28310881`
`16`		`82033609`
`17`		`235359901`
`18`		`668779076`
`19`		`1882412994`
`20`		`5249817573`
`21`		`14510628853`

[1,7,28,105,357,1197,3857,12300,38430,118874, 362670,1095430,3271751,9673993,28310881,82033609, 235359901,668779076,1882412994,5249817573, 14510628853]

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Last modified April 28 02:08 EDT 2024. Contains 372020 sequences. (Running on oeis4.)