A320739 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A320739 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`3`
`3`		`7`
`4`		`20`
`5`		`63`
`6`		`233`
`7`		`966`
`8`		`4454`
`9`		`22403`
`10`		`121570`
`11`		`705150`
`12`		`4337883`
`13`		`28091897`
`14`		`190105229`
`15`		`1334705996`
`16`		`9656244012`
`17`		`71551215515`
`18`		`540187472767`
`19`		`4137336876098`
`20`		`32036946594336`
`21`		`250131019258467`
`22`		`1965050543015106`
`23`		`15509209887539395`
`24`		`122829846706462146`

[1,1,3,7,20,63,233,966,4454,22403,121570,705150, 4337883,28091897,190105229,1334705996,9656244012, 71551215515,540187472767,4137336876098, 32036946594336,250131019258467,1965050543015106, 15509209887539395,122829846706462146]

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 2 15:42 EDT 2023. Contains 363098 sequences. (Running on oeis4.)