A047640 - OEIS

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A047640 as a simple table

`n`		`a(n)`
`15`		`1`
`16`		`-15`
`17`		`105`
`18`		`-455`
`19`		`1350`
`20`		`-2793`
`21`		`3625`
`22`		`-765`
`23`		`-9840`
`24`		`29120`
`25`		`-48657`
`26`		`47370`
`27`		`1680`
`28`		`-111060`
`29`		`252555`
`30`		`-343526`
`31`		`267540`
`32`		`63210`
`33`		`-623510`
`34`		`1216425`
`35`		`-1495173`
`36`		`1093210`
`37`		`166425`
`38`		`-2073645`
`39`		`3963260`
`40`		`-4864839`
`41`		`3872295`
`42`		`-618310`
`43`		`-4345470`
`44`		`9477960`
`45`		`-12611991`

[1,-15,105,-455,1350,-2793,3625,-765,-9840,29120, -48657,47370,1680,-111060,252555,-343526,267540, 63210,-623510,1216425,-1495173,1093210,166425, -2073645,3963260,-4864839,3872295,-618310, -4345470,9477960,-12611991]

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Last modified August 21 06:47 EDT 2024. Contains 375345 sequences. (Running on oeis4.)