A149627 - OEIS

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

A149627 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`5`
`3`		`15`
`4`		`67`
`5`		`251`
`6`		`1111`
`7`		`4665`
`8`		`20973`
`9`		`91881`
`10`		`418061`
`11`		`1883901`
`12`		`8689577`
`13`		`39803389`
`14`		`185200353`
`15`		`859052395`
`16`		`4030363759`
`17`		`18861149603`
`18`		`89009182663`
`19`		`419555644567`
`20`		`1990687934283`
`21`		`9435960182483`
`22`		`44955830165287`
`23`		`214099993546451`
`24`		`1023901137320951`
`25`		`4895129136430227`
`26`		`23481373814033759`
`27`		`112635951456766219`

[1,1,5,15,67,251,1111,4665,20973,91881,418061, 1883901,8689577,39803389,185200353,859052395, 4030363759,18861149603,89009182663,419555644567, 1990687934283,9435960182483,44955830165287, 214099993546451,1023901137320951,4895129136430227, 23481373814033759,112635951456766219]

License Agreements, Terms of Use, Privacy Policy. .

Last modified September 12 09:47 EDT 2024. Contains 375850 sequences. (Running on oeis4.)