A227254 - OEIS

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A227254 as a simple table

`n`		`a(n)`
`1`		`7`
`2`		`23`
`3`		`134`
`4`		`813`
`5`		`4578`
`6`		`22659`
`7`		`98821`
`8`		`388681`
`9`		`1403516`
`10`		`4714206`
`11`		`14875044`
`12`		`44432556`
`13`		`126415358`
`14`		`344289685`
`15`		`901306978`
`16`		`2275929413`
`17`		`5559947847`
`18`		`13174033412`
`19`		`30343762095`
`20`		`68072517741`
`21`		`148997133853`
`22`		`318682656840`
`23`		`666983823620`

[7,23,134,813,4578,22659,98821,388681,1403516, 4714206,14875044,44432556,126415358,344289685, 901306978,2275929413,5559947847,13174033412, 30343762095,68072517741,148997133853,318682656840, 666983823620]

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Last modified April 23 02:10 EDT 2024. Contains 371906 sequences. (Running on oeis4.)