A026653 - OEIS

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A026653 as a simple table

`n`		`a(n)`
`2`		`1`
`3`		`7`
`4`		`30`
`5`		`148`
`6`		`610`
`7`		`2823`
`8`		`11690`
`9`		`52952`
`10`		`221094`
`11`		`992190`
`12`		`4173708`
`13`		`18642456`
`14`		`78906516`
`15`		`351537963`
`16`		`1495497690`
`17`		`6652572976`
`18`		`28420125190`
`19`		`126308309058`
`20`		`541492971140`
`21`		`2405203008440`
`22`		`10341957297084`
`23`		`45920564571398`
`24`		`197952999374468`

[1,7,30,148,610,2823,11690,52952,221094,992190, 4173708,18642456,78906516,351537963,1495497690, 6652572976,28420125190,126308309058,541492971140, 2405203008440,10341957297084,45920564571398, 197952999374468]

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Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)