A000771 - OEIS

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

A000771 as a simple table

`n`		`a(n)`
`7`		`1`
`8`		`28`
`9`		`462`
`10`		`5880`
`11`		`63987`
`12`		`627396`
`13`		`5715424`
`14`		`49329280`
`15`		`408741333`
`16`		`3281882604`
`17`		`25708104786`
`18`		`197462483400`
`19`		`1492924634839`
`20`		`11143554045652`
`21`		`82310957214948`
`22`		`602762379967440`
`23`		`4382641999117305`
`24`		`31677463851804540`
`25`		`227832482998716310`
`26`		`1631853797991016600`

[1,28,462,5880,63987,627396,5715424,49329280, 408741333,3281882604,25708104786,197462483400, 1492924634839,11143554045652,82310957214948, 602762379967440,4382641999117305, 31677463851804540,227832482998716310, 1631853797991016600]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)