A223621 - OEIS

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

A223621 as a simple table

`n`		`a(n)`
`1`		`7`
`2`		`35`
`3`		`147`
`4`		`574`
`5`		`2114`
`6`		`7504`
`7`		`26050`
`8`		`88627`
`9`		`296989`
`10`		`985303`
`11`		`3236269`
`12`		`10543598`
`13`		`34156986`
`14`		`109995484`
`15`		`352428398`
`16`		`1125103059`
`17`		`3577593997`
`18`		`11336743971`
`19`		`35833521825`
`20`		`112944171696`
`21`		`355097604934`
`22`		`1114357838268`
`23`		`3489662154182`

[7,35,147,574,2114,7504,26050,88627,296989,985303, 3236269,10543598,34156986,109995484,352428398, 1125103059,3577593997,11336743971,35833521825, 112944171696,355097604934,1114357838268, 3489662154182]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 13:34 EDT 2024. Contains 371971 sequences. (Running on oeis4.)