A145880 - OEIS

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A145880 as a simple table

`n`		`a(n)`
`1`		`0`
`2`		`1`
`3`		`0`
`4`		`0`
`5`		`1`
`6`		`4`
`7`		`1`
`8`		`0`
`9`		`10`
`10`		`10`
`11`		`0`
`12`		`1`
`13`		`26`
`14`		`81`
`15`		`26`
`16`		`1`
`17`		`0`
`18`		`56`
`19`		`406`
`20`		`406`
`21`		`56`
`22`		`0`
`23`		`1`
`24`		`120`
`25`		`1681`
`26`		`3816`
`27`		`1681`
`28`		`120`
`29`		`1`
`30`		`0`
`31`		`246`
`32`		`6210`
`33`		`26916`
`34`		`26916`
`35`		`6210`
`36`		`246`
`37`		`0`
`38`		`1`
`39`		`502`
`40`		`21433`
`41`		`160054`
`42`		`303505`
`43`		`160054`
`44`		`21433`
`45`		`502`
`46`		`1`
`47`		`0`
`48`		`1012`
`49`		`70774`
`50`		`852346`
`51`		`2747008`
`52`		`2747008`
`53`		`852346`
`54`		`70774`

[0,1,0,0,1,4,1,0,10,10,0,1,26,81,26,1,0,56,406, 406,56,0,1,120,1681,3816,1681,120,1,0,246,6210, 26916,26916,6210,246,0,1,502,21433,160054,303505, 160054,21433,502,1,0,1012,70774,852346,2747008, 2747008,852346,70774]

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Last modified July 21 22:43 EDT 2024. Contains 374478 sequences. (Running on oeis4.)