A026630 - OEIS

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A026630 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`4`
`3`		`14`
`4`		`49`
`5`		`177`
`6`		`650`
`7`		`2417`
`8`		`9071`
`9`		`34289`
`10`		`130360`
`11`		`497928`
`12`		`1909322`
`13`		`7345470`
`14`		`28338826`
`15`		`109597727`
`16`		`424761659`
`17`		`1649314553`
`18`		`6414825656`
`19`		`24986917292`
`20`		`97458970094`
`21`		`380589237038`
`22`		`1487882440676`
`23`		`5822592097682`
`24`		`22806739654454`

[1,4,14,49,177,650,2417,9071,34289,130360,497928, 1909322,7345470,28338826,109597727,424761659, 1649314553,6414825656,24986917292,97458970094, 380589237038,1487882440676,5822592097682, 22806739654454]

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Last modified April 19 08:45 EDT 2024. Contains 371782 sequences. (Running on oeis4.)