A067804 - OEIS

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A067804 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`2`
`3`		`6`
`4`		`4`
`5`		`6`
`6`		`20`
`7`		`12`
`8`		`12`
`9`		`20`
`10`		`70`
`11`		`40`
`12`		`36`
`13`		`40`
`14`		`70`
`15`		`252`
`16`		`140`
`17`		`120`
`18`		`120`
`19`		`140`
`20`		`252`
`21`		`924`
`22`		`504`
`23`		`420`
`24`		`400`
`25`		`420`
`26`		`504`
`27`		`924`
`28`		`3432`
`29`		`1848`
`30`		`1512`
`31`		`1400`
`32`		`1400`
`33`		`1512`
`34`		`1848`
`35`		`3432`
`36`		`12870`
`37`		`6864`
`38`		`5544`
`39`		`5040`
`40`		`4900`
`41`		`5040`
`42`		`5544`
`43`		`6864`
`44`		`12870`
`45`		`48620`
`46`		`25740`
`47`		`20592`
`48`		`18480`

[1,2,2,6,4,6,20,12,12,20,70,40,36,40,70,252,140, 120,120,140,252,924,504,420,400,420,504,924,3432, 1848,1512,1400,1400,1512,1848,3432,12870,6864, 5544,5040,4900,5040,5544,6864,12870,48620,25740, 20592,18480]

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Last modified April 25 08:27 EDT 2024. Contains 371964 sequences. (Running on oeis4.)