A055903 - OEIS

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

A055903 as a simple table

`n`		`a(n)`
`7`		`1`
`8`		`15`
`9`		`141`
`10`		`939`
`11`		`4971`
`12`		`21981`
`13`		`84351`
`14`		`287961`
`15`		`891564`
`16`		`2539756`
`17`		`6733764`
`18`		`16769916`
`19`		`39526524`
`20`		`88722756`
`21`		`190653804`
`22`		`393952284`
`23`		`785736369`
`24`		`1517620599`
`25`		`2846653381`
`26`		`5198360739`
`27`		`9261986019`
`28`		`16131790389`
`29`		`27513326919`
`30`		`46020006201`

[1,15,141,939,4971,21981,84351,287961,891564, 2539756,6733764,16769916,39526524,88722756, 190653804,393952284,785736369,1517620599, 2846653381,5198360739,9261986019,16131790389, 27513326919,46020006201]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 06:04 EDT 2024. Contains 371906 sequences. (Running on oeis4.)