A122939 - OEIS

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

A122939 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`2`
`2`		`3`
`3`		`6`
`4`		`17`
`5`		`70`
`6`		`390`
`7`		`2776`
`8`		`24042`
`9`		`244864`
`10`		`2862185`
`11`		`37715474`
`12`		`552685976`
`13`		`8910951840`
`14`		`156709821779`
`15`		`2984589501562`
`16`		`61188398397436`
`17`		`1343410717573876`
`18`		`31445844702847347`
`19`		`781689483100388326`
`20`		`20564696601659697997`

[1,2,3,6,17,70,390,2776,24042,244864,2862185, 37715474,552685976,8910951840,156709821779, 2984589501562,61188398397436,1343410717573876, 31445844702847347,781689483100388326, 20564696601659697997]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 19 23:15 EDT 2024. Contains 371798 sequences. (Running on oeis4.)