A215080 - OEIS

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A215080 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`1`
`3`		`0`
`4`		`1`
`5`		`6`
`6`		`0`
`7`		`1`
`8`		`11`
`9`		`54`
`10`		`0`
`11`		`1`
`12`		`20`
`13`		`151`
`14`		`680`
`15`		`0`
`16`		`1`
`17`		`37`
`18`		`413`
`19`		`2569`
`20`		`11000`
`21`		`0`
`22`		`1`
`23`		`70`
`24`		`1128`
`25`		`9450`
`26`		`52431`
`27`		`217392`
`28`		`0`
`29`		`1`
`30`		`135`
`31`		`3104`
`32`		`34416`
`33`		`243255`
`34`		`1251921`
`35`		`5076400`
`36`		`0`
`37`		`1`
`38`		`264`
`39`		`8637`
`40`		`125248`
`41`		`1113027`
`42`		`7025016`
`43`		`34282879`
`44`		`136761984`
`45`		`0`
`46`		`1`
`47`		`521`
`48`		`24327`
`49`		`457807`
`50`		`5064143`
`51`		`38811015`
`52`		`225930121`
`53`		`1059812993`
`54`		`4175432064`
`55`		`0`
`56`		`1`
`57`		`1034`
`58`		`69334`
`59`		`1685266`
`60`		`23031680`
`61`		`212609518`
`62`		`1465077802`
`63`		`8026643702`
`64`		`36519075583`
`65`		`142469423360`

[1,0,1,0,1,6,0,1,11,54,0,1,20,151,680,0,1,37,413, 2569,11000,0,1,70,1128,9450,52431,217392,0,1,135, 3104,34416,243255,1251921,5076400,0,1,264,8637, 125248,1113027,7025016,34282879,136761984,0,1,521, 24327,457807,5064143,38811015,225930121, 1059812993,4175432064,0,1,1034,69334,1685266, 23031680,212609518,1465077802,8026643702, 36519075583,142469423360]

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)