A229001 - OEIS

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A229001 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`1`
`3`		`0`
`4`		`1`
`5`		`3`
`6`		`0`
`7`		`1`
`8`		`4`
`9`		`12`
`10`		`0`
`11`		`1`
`12`		`6`
`13`		`18`
`14`		`60`
`15`		`0`
`16`		`1`
`17`		`10`
`18`		`32`
`19`		`96`
`20`		`360`
`21`		`0`
`22`		`1`
`23`		`18`
`24`		`66`
`25`		`186`
`26`		`600`
`27`		`2520`
`28`		`0`
`29`		`1`
`30`		`34`
`31`		`152`
`32`		`426`
`33`		`1222`
`34`		`4320`
`35`		`20160`
`36`		`0`
`37`		`1`
`38`		`66`
`39`		`378`
`40`		`1110`
`41`		`2964`
`42`		`9086`
`43`		`35280`
`44`		`181440`
`45`		`0`
`46`		`1`
`47`		`130`
`48`		`992`
`49`		`3186`
`50`		`8254`
`51`		`22818`
`52`		`75882`
`53`		`322560`
`54`		`1814400`

[0,0,1,0,1,3,0,1,4,12,0,1,6,18,60,0,1,10,32,96, 360,0,1,18,66,186,600,2520,0,1,34,152,426,1222, 4320,20160,0,1,66,378,1110,2964,9086,35280,181440, 0,1,130,992,3186,8254,22818,75882,322560,1814400]

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Last modified September 17 08:13 EDT 2024. Contains 375985 sequences. (Running on oeis4.)