A053347 - OEIS

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

A053347 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`10`
`2`		`54`
`3`		`210`
`4`		`660`
`5`		`1782`
`6`		`4290`
`7`		`9438`
`8`		`19305`
`9`		`37180`
`10`		`68068`
`11`		`119340`
`12`		`201552`
`13`		`329460`
`14`		`523260`
`15`		`810084`
`16`		`1225785`
`17`		`1817046`
`18`		`2643850`
`19`		`3782350`
`20`		`5328180`
`21`		`7400250`
`22`		`10145070`
`23`		`13741650`
`24`		`18407025`
`25`		`24402456`
`26`		`32040360`
`27`		`41692024`
`28`		`53796160`

[1,10,54,210,660,1782,4290,9438,19305,37180,68068, 119340,201552,329460,523260,810084,1225785, 1817046,2643850,3782350,5328180,7400250,10145070, 13741650,18407025,24402456,32040360,41692024, 53796160]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 18 18:58 EDT 2024. Contains 371781 sequences. (Running on oeis4.)