A219144 - OEIS

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

A219144 as a simple table

`n`		`a(n)`
`1`		`1`
`2`		`18`
`3`		`78`
`4`		`281`
`5`		`1072`
`6`		`4033`
`7`		`15255`
`8`		`57963`
`9`		`220068`
`10`		`835820`
`11`		`3172817`
`12`		`12044346`
`13`		`45722019`
`14`		`173574485`
`15`		`658947323`
`16`		`2501581220`
`17`		`9496787730`
`18`		`36052730049`
`19`		`136867284190`
`20`		`519590670019`
`21`		`1972527813429`
`22`		`7488329193659`
`23`		`28428025632710`

[1,18,78,281,1072,4033,15255,57963,220068,835820, 3172817,12044346,45722019,173574485,658947323, 2501581220,9496787730,36052730049,136867284190, 519590670019,1972527813429,7488329193659, 28428025632710]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 08:18 EDT 2024. Contains 371905 sequences. (Running on oeis4.)