A023922 - OEIS

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A023922 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`0`
`2`		`0`
`3`		`0`
`4`		`0`
`5`		`22`
`6`		`0`
`7`		`0`
`8`		`0`
`9`		`110`
`10`		`0`
`11`		`110`
`12`		`330`
`13`		`0`
`14`		`660`
`15`		`924`
`16`		`990`
`17`		`0`
`18`		`0`
`19`		`0`
`20`		`2662`
`21`		`0`
`22`		`1980`
`23`		`4840`
`24`		`0`
`25`		`6534`
`26`		`7260`
`27`		`9460`
`28`		`0`
`29`		`0`
`30`		`0`
`31`		`15840`
`32`		`0`
`33`		`10230`
`34`		`21780`
`35`		`0`
`36`		`27830`
`37`		`32670`
`38`		`33660`
`39`		`0`
`40`		`0`
`41`		`0`
`42`		`50820`
`43`		`0`
`44`		`30140`
`45`		`71236`
`46`		`0`
`47`		`84700`
`48`		`87120`
`49`		`99000`
`50`		`0`
`51`		`0`
`52`		`0`
`53`		`136840`
`54`		`0`

[1,0,0,0,0,22,0,0,0,110,0,110,330,0,660,924,990,0, 0,0,2662,0,1980,4840,0,6534,7260,9460,0,0,0,15840, 0,10230,21780,0,27830,32670,33660,0,0,0,50820,0, 30140,71236,0,84700,87120,99000,0,0,0,136840,0]

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Last modified May 20 14:08 EDT 2024. Contains 372717 sequences. (Running on oeis4.)