A111411 - OEIS

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

A111411 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`1`
`2`		`1`
`3`		`4`
`4`		`8`
`5`		`41`
`6`		`120`
`7`		`826`
`8`		`4602`
`9`		`47570`
`10`		`473649`
`11`		`10093040`
`12`		`203861263`
`13`		`8821354950`
`14`		`467680021214`
`15`		`51343335981422`
`16`		`7427745026671872`
`17`		`2637938775610253117`
`18`		`1315874983271581469522`
`19`		`1773440184382265096424766`
`20`		`4023316751814245493054773044`
`21`		`26037772294065481552999203782248`

[0,1,1,4,8,41,120,826,4602,47570,473649,10093040, 203861263,8821354950,467680021214,51343335981422, 7427745026671872,2637938775610253117, 1315874983271581469522,1773440184382265096424766, 4023316751814245493054773044, 26037772294065481552999203782248]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 12:33 EDT 2024. Contains 371969 sequences. (Running on oeis4.)