A162561 - OEIS

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

A162561 as a simple table

`n`		`a(n)`
`0`		`4`
`1`		`23`
`2`		`142`
`3`		`914`
`4`		`6016`
`5`		`40052`
`6`		`268168`
`7`		`1800536`
`8`		`12105664`
`9`		`81444848`
`10`		`548123872`
`11`		`3689452064`
`12`		`24835795456`
`13`		`167190009152`
`14`		`1125512591488`
`15`		`7576945713536`
`16`		`51008180122624`
`17`		`343388995528448`
`18`		`2311709992586752`
`19`		`15562542024241664`

[4,23,142,914,6016,40052,268168,1800536,12105664, 81444848,548123872,3689452064,24835795456, 167190009152,1125512591488,7576945713536, 51008180122624,343388995528448,2311709992586752, 15562542024241664]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)