A205507 - OEIS

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A205507 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`4`
`2`		`4`
`3`		`0`
`4`		`12`
`5`		`40`
`6`		`0`
`7`		`0`
`8`		`84`
`9`		`136`
`10`		`440`
`11`		`0`
`12`		`0`
`13`		`1864`
`14`		`0`
`15`		`0`
`16`		`3948`
`17`		`12776`
`18`		`10336`
`19`		`0`
`20`		`54120`
`21`		`0`
`22`		`0`
`23`		`0`
`24`		`0`
`25`		`900300`
`26`		`971144`
`27`		`0`
`28`		`0`
`29`		`4113832`
`30`		`0`
`31`		`0`
`32`		`8713236`
`33`		`0`
`34`		`45623096`
`35`		`0`
`36`		`59721408`
`37`		`193262536`
`38`		`0`
`39`		`0`
`40`		`818673240`
`41`		`1324641128`
`42`		`0`
`43`		`0`
`44`		`0`
`45`		`9079225360`
`46`		`0`
`47`		`0`
`48`		`0`
`49`		`31114968196`

[1,4,4,0,12,40,0,0,84,136,440,0,0,1864,0,0,3948, 12776,10336,0,54120,0,0,0,0,900300,971144,0,0, 4113832,0,0,8713236,0,45623096,0,59721408, 193262536,0,0,818673240,1324641128,0,0,0, 9079225360,0,0,0,31114968196]

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Last modified April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)