A148425 - OEIS

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

A148425 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`2`
`3`		`5`
`4`		`18`
`5`		`59`
`6`		`240`
`7`		`868`
`8`		`3712`
`9`		`14542`
`10`		`64196`
`11`		`264949`
`12`		`1197681`
`13`		`5121331`
`14`		`23540836`
`15`		`103253933`
`16`		`480622773`
`17`		`2149426077`
`18`		`10102076321`
`19`		`45872426353`
`20`		`217233749441`
`21`		`998548779839`
`22`		`4757602658234`
`23`		`22087478068902`
`24`		`105762797270235`
`25`		`495057532485748`
`26`		`2380396768175890`
`27`		`11218999479823552`
`28`		`54134391460404502`

[1,1,2,5,18,59,240,868,3712,14542,64196,264949, 1197681,5121331,23540836,103253933,480622773, 2149426077,10102076321,45872426353,217233749441, 998548779839,4757602658234,22087478068902, 105762797270235,495057532485748,2380396768175890, 11218999479823552,54134391460404502]

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 8 18:48 EDT 2024. Contains 375023 sequences. (Running on oeis4.)