A020924 - OEIS

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

A020924 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`26`
`2`		`390`
`3`		`4420`
`4`		`41990`
`5`		`352716`
`6`		`2704156`
`7`		`19315400`
`8`		`130378950`
`9`		`840219900`
`10`		`5209363380`
`11`		`31256180280`
`12`		`182327718300`
`13`		`1037865473400`
`14`		`5782393351800`
`15`		`31610416989840`
`16`		`169905991320390`
`17`		`899502306990300`
`18`		`4697400936504900`
`19`		`24228699567235800`
`20`		`123566367792902580`
`21`		`623715951716555880`

[1,26,390,4420,41990,352716,2704156,19315400, 130378950,840219900,5209363380,31256180280, 182327718300,1037865473400,5782393351800, 31610416989840,169905991320390,899502306990300, 4697400936504900,24228699567235800, 123566367792902580,623715951716555880]

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 12 23:40 EDT 2024. Contains 375113 sequences. (Running on oeis4.)