A047919 - OEIS

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A047919 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`1`
`3`		`0`
`4`		`2`
`5`		`0`
`6`		`0`
`7`		`2`
`8`		`0`
`9`		`0`
`10`		`4`
`11`		`4`
`12`		`0`
`13`		`0`
`14`		`0`
`15`		`20`
`16`		`2`
`17`		`4`
`18`		`6`
`19`		`0`
`20`		`0`
`21`		`108`
`22`		`6`
`23`		`0`
`24`		`0`
`25`		`0`
`26`		`0`
`27`		`0`
`28`		`714`
`29`		`4`
`30`		`4`
`31`		`0`
`32`		`40`
`33`		`0`
`34`		`0`
`35`		`0`
`36`		`4992`
`37`		`6`
`38`		`0`
`39`		`30`
`40`		`0`
`41`		`0`
`42`		`0`
`43`		`0`
`44`		`0`
`45`		`40284`
`46`		`4`
`47`		`16`
`48`		`0`
`49`		`0`
`50`		`380`
`51`		`0`
`52`		`0`
`53`		`0`
`54`		`0`
`55`		`362480`
`56`		`10`
`57`		`0`
`58`		`0`
`59`		`0`
`60`		`0`
`61`		`0`
`62`		`0`
`63`		`0`
`64`		`0`
`65`		`0`
`66`		`3628790`
`67`		`4`
`68`		`8`
`69`		`60`
`70`		`312`
`71`		`0`
`72`		`3768`
`73`		`0`
`74`		`0`
`75`		`0`
`76`		`0`

[1,1,0,2,0,0,2,0,0,4,4,0,0,0,20,2,4,6,0,0,108,6,0, 0,0,0,0,714,4,4,0,40,0,0,0,4992,6,0,30,0,0,0,0,0, 40284,4,16,0,0,380,0,0,0,0,362480,10,0,0,0,0,0,0, 0,0,0,3628790,4,8,60,312,0,3768,0,0,0,0]

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Last modified August 29 17:51 EDT 2024. Contains 375518 sequences. (Running on oeis4.)