A118686 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A118686 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`-1`
`3`		`1`
`4`		`-2`
`5`		`1`
`6`		`1`
`7`		`-4`
`8`		`5`
`9`		`-2`
`10`		`1`
`11`		`-10`
`12`		`29`
`13`		`-32`
`14`		`12`
`15`		`1`
`16`		`-16`
`17`		`89`
`18`		`-206`
`19`		`204`
`20`		`-72`
`21`		`1`
`22`		`-46`
`23`		`569`
`24`		`-2876`
`25`		`6384`
`26`		`-6192`
`27`		`2160`
`28`		`1`
`29`		`-76`
`30`		`1949`
`31`		`-19946`
`32`		`92664`
`33`		`-197712`
`34`		`187920`
`35`		`-64800`
`36`		`1`
`37`		`-286`
`38`		`17909`
`39`		`-429236`
`40`		`4281324`
`41`		`-19657152`
`42`		`41707440`
`43`		`-39528000`
`44`		`13608000`
`45`		`1`
`46`		`-496`
`47`		`77969`
`48`		`-4190126`
`49`		`94420884`
`50`		`-918735192`
`51`		`4169709360`
`52`		`-8798090400`
`53`		`8314488000`
`54`		`-2857680000`

[1,1,-1,1,-2,1,1,-4,5,-2,1,-10,29,-32,12,1,-16,89, -206,204,-72,1,-46,569,-2876,6384,-6192,2160,1, -76,1949,-19946,92664,-197712,187920,-64800,1, -286,17909,-429236,4281324,-19657152,41707440, -39528000,13608000,1,-496,77969,-4190126,94420884, -918735192,4169709360,-8798090400,8314488000, -2857680000]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)