A087220 - OEIS

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

A087220 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`-2`
`3`		`-12`
`4`		`126`
`5`		`-84`
`6`		`-10532`
`7`		`72584`
`8`		`1398454`
`9`		`-23934644`
`10`		`-279791836`
`11`		`10005551128`
`12`		`74538179116`
`13`		`-5628788533000`
`14`		`-20339727800264`
`15`		`4187789575589776`
`16`		`-1855072071151834`
`17`		`-4010464443848609780`

[1,2,-2,-12,126,-84,-10532,72584,1398454, -23934644,-279791836,10005551128,74538179116, -5628788533000,-20339727800264,4187789575589776, -1855072071151834,-4010464443848609780]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 18 09:20 EDT 2024. Contains 371769 sequences. (Running on oeis4.)