A003486 - OEIS

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

A003486 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`6`
`2`		`45`
`3`		`270`
`4`		`1377`
`5`		`6318`
`6`		`26973`
`7`		`109350`
`8`		`426465`
`9`		`1614006`
`10`		`5963949`
`11`		`21611934`
`12`		`77058945`
`13`		`271034910`
`14`		`942244893`
`15`		`3242852982`
`16`		`11063007297`
`17`		`37450647270`
`18`		`125911658925`
`19`		`420738651054`
`20`		`1398200544801`
`21`		`4623476115726`

[1,6,45,270,1377,6318,26973,109350,426465,1614006, 5963949,21611934,77058945,271034910,942244893, 3242852982,11063007297,37450647270,125911658925, 420738651054,1398200544801,4623476115726]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)