A026704 - OEIS

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

A026704 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`3`
`2`		`13`
`3`		`61`
`4`		`293`
`5`		`1421`
`6`		`6925`
`7`		`33839`
`8`		`165621`
`9`		`811431`
`10`		`3978065`
`11`		`19511079`
`12`		`95723669`
`13`		`469727963`
`14`		`2305345429`
`15`		`11315403365`
`16`		`55543851357`
`17`		`272662287413`
`18`		`1338539083593`
`19`		`6571272384501`
`20`		`32260944744493`
`21`		`158384084362585`
`22`		`777590799685969`

[1,3,13,61,293,1421,6925,33839,165621,811431, 3978065,19511079,95723669,469727963,2305345429, 11315403365,55543851357,272662287413, 1338539083593,6571272384501,32260944744493, 158384084362585,777590799685969]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 20 07:43 EDT 2024. Contains 371799 sequences. (Running on oeis4.)