A094254 - OEIS

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

A094254 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`2`
`3`		`20`
`4`		`128`
`5`		`752`
`6`		`4352`
`7`		`25088`
`8`		`144512`
`9`		`832256`
`10`		`4792832`
`11`		`27600896`
`12`		`158947328`
`13`		`915341312`
`14`		`5271240704`
`15`		`30355865600`
`16`		`174812463104`
`17`		`1006704852992`
`18`		`5797382193152`
`19`		`33385793454080`
`20`		`192261121900544`
`21`		`1107187673858048`

[1,2,20,128,752,4352,25088,144512,832256,4792832, 27600896,158947328,915341312,5271240704, 30355865600,174812463104,1006704852992, 5797382193152,33385793454080,192261121900544, 1107187673858048]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)