A263680 - OEIS

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A263680 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`5`
`4`		`17`
`5`		`70`
`6`		`349`
`7`		`1658`
`8`		`7356`
`9`		`30374`
`10`		`121676`
`11`		`479589`
`12`		`1917853`
`13`		`7777174`
`14`		`31840851`
`15`		`130793340`
`16`		`537219555`
`17`		`2200344721`
`18`		`8992050521`
`19`		`36701192008`
`20`		`149773458903`
`21`		`611384304706`
`22`		`2496957012448`
`23`		`10201222295479`
`24`		`41681902590078`

[1,2,5,17,70,349,1658,7356,30374,121676,479589, 1917853,7777174,31840851,130793340,537219555, 2200344721,8992050521,36701192008,149773458903, 611384304706,2496957012448,10201222295479, 41681902590078]

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Last modified May 1 03:12 EDT 2024. Contains 372148 sequences. (Running on oeis4.)