A150113 - OEIS

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

A150113 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`6`
`3`		`19`
`4`		`70`
`5`		`262`
`6`		`1032`
`7`		`4112`
`8`		`16957`
`9`		`70398`
`10`		`298251`
`11`		`1270136`
`12`		`5487853`
`13`		`23805317`
`14`		`104335318`
`15`		`458787703`
`16`		`2033142273`
`17`		`9034828874`
`18`		`40391226251`
`19`		`181002360289`
`20`		`814984158174`
`21`		`3677166565567`
`22`		`16655289870081`
`23`		`75576045748501`
`24`		`344027018703874`
`25`		`1568580172677172`
`26`		`7170851368252416`
`27`		`32829693164473705`

[1,2,6,19,70,262,1032,4112,16957,70398,298251, 1270136,5487853,23805317,104335318,458787703, 2033142273,9034828874,40391226251,181002360289, 814984158174,3677166565567,16655289870081, 75576045748501,344027018703874,1568580172677172, 7170851368252416,32829693164473705]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)