A148964 - OEIS

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

A148964 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`3`
`3`		`9`
`4`		`31`
`5`		`105`
`6`		`380`
`7`		`1424`
`8`		`5451`
`9`		`21236`
`10`		`84023`
`11`		`336837`
`12`		`1366529`
`13`		`5597986`
`14`		`23129943`
`15`		`96272760`
`16`		`403427906`
`17`		`1701008029`
`18`		`7211480972`
`19`		`30724854989`
`20`		`131497271065`
`21`		`565125754561`
`22`		`2438042909441`
`23`		`10555465139832`
`24`		`45849803838254`
`25`		`199765279212025`
`26`		`872844372120064`
`27`		`3823935236078622`
`28`		`16794571990271903`

[1,1,3,9,31,105,380,1424,5451,21236,84023,336837, 1366529,5597986,23129943,96272760,403427906, 1701008029,7211480972,30724854989,131497271065, 565125754561,2438042909441,10555465139832, 45849803838254,199765279212025,872844372120064, 3823935236078622,16794571990271903]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 12:44 EDT 2024. Contains 371913 sequences. (Running on oeis4.)