A053430 - OEIS

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

A053430 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`31`
`3`		`61`
`4`		`991`
`5`		`2821`
`6`		`32551`
`7`		`117181`
`8`		`1093711`
`9`		`4609141`
`10`		`37420471`
`11`		`175694701`
`12`		`1298308831`
`13`		`6569149861`
`14`		`45518414791`
`15`		`242592910621`
`16`		`1608145354351`
`17`		`8885932672981`
`18`		`57130293303511`
`19`		`323708273492941`
`20`		`2037617072598271`

[1,1,31,61,991,2821,32551,117181,1093711,4609141, 37420471,175694701,1298308831,6569149861, 45518414791,242592910621,1608145354351, 8885932672981,57130293303511,323708273492941, 2037617072598271]

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 3 14:25 EDT 2024. Contains 372215 sequences. (Running on oeis4.)