A055296 - OEIS

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

A055296 as a simple table

`n`		`a(n)`
`10`		`1`
`11`		`4`
`12`		`20`
`13`		`83`
`14`		`318`
`15`		`1095`
`16`		`3495`
`17`		`10292`
`18`		`28389`
`19`		`73586`
`20`		`180663`
`21`		`421949`
`22`		`942537`
`23`		`2021060`
`24`		`4176507`
`25`		`8342823`
`26`		`16157071`
`27`		`30410396`
`28`		`55755744`
`29`		`99773709`
`30`		`174579270`
`31`		`299163528`
`32`		`502804996`
`33`		`829905792`
`34`		`1346834873`
`35`		`2151396469`

[1,4,20,83,318,1095,3495,10292,28389,73586,180663, 421949,942537,2021060,4176507,8342823,16157071, 30410396,55755744,99773709,174579270,299163528, 502804996,829905792,1346834873,2151396469]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 30 04:13 EDT 2024. Contains 372118 sequences. (Running on oeis4.)