A024743 - OEIS

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A024743 as a simple table

`n`		`a(n)`
`1`		`3`
`2`		`1`
`3`		`2`
`4`		`6`
`5`		`18`
`6`		`54`
`7`		`174`
`8`		`558`
`9`		`1782`
`10`		`5694`
`11`		`19170`
`12`		`64206`
`13`		`214050`
`14`		`712566`
`15`		`2465694`
`16`		`8480310`
`17`		`29012526`
`18`		`99157446`
`19`		`348577698`
`20`		`1219546278`
`21`		`4248000882`
`22`		`14773851366`
`23`		`52521676254`
`24`		`185880813822`
`25`		`655167175446`
`26`		`2306629089486`
`27`		`8261570136834`
`28`		`29484704469390`

[3,1,2,6,18,54,174,558,1782,5694,19170,64206, 214050,712566,2465694,8480310,29012526,99157446, 348577698,1219546278,4248000882,14773851366, 52521676254,185880813822,655167175446, 2306629089486,8261570136834,29484704469390]

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Last modified July 19 12:08 EDT 2024. Contains 374394 sequences. (Running on oeis4.)