A064636 - OEIS

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

A064636 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`1`
`3`		`2`
`4`		`5`
`5`		`12`
`6`		`55`
`7`		`270`
`8`		`1893`
`9`		`14864`
`10`		`133749`
`11`		`1334970`
`12`		`14687195`
`13`		`176214852`
`14`		`2290820923`
`15`		`32071104006`
`16`		`481066907653`
`17`		`7697064251760`
`18`		`130850098582189`
`19`		`2355301661033970`
`20`		`44750731672347273`
`21`		`895014631193654828`
`22`		`18795307257304746591`
`23`		`413496759611120779902`
`24`		`9510425471105377569963`
`25`		`228250211305338670543432`

[0,0,1,2,5,12,55,270,1893,14864,133749,1334970, 14687195,176214852,2290820923,32071104006, 481066907653,7697064251760,130850098582189, 2355301661033970,44750731672347273, 895014631193654828,18795307257304746591, 413496759611120779902,9510425471105377569963, 228250211305338670543432]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 23 16:28 EDT 2024. Contains 371916 sequences. (Running on oeis4.)