A149173 - OEIS

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

A149173 as a simple table

`n`		`a(n)`
`0`		`1`
`1`		`1`
`2`		`4`
`3`		`10`
`4`		`34`
`5`		`116`
`6`		`414`
`7`		`1520`
`8`		`5801`
`9`		`22425`
`10`		`88356`
`11`		`354015`
`12`		`1436161`
`13`		`5883984`
`14`		`24364534`
`15`		`101756744`
`16`		`428049139`
`17`		`1812818242`
`18`		`7726376444`
`19`		`33107102100`
`20`		`142560071609`
`21`		`616726081964`
`22`		`2679247585672`
`23`		`11683377518921`
`24`		`51128959743600`
`25`		`224495464642072`
`26`		`988696444896896`
`27`		`4366576279940710`
`28`		`19336461231673449`

[1,1,4,10,34,116,414,1520,5801,22425,88356,354015, 1436161,5883984,24364534,101756744,428049139, 1812818242,7726376444,33107102100,142560071609, 616726081964,2679247585672,11683377518921, 51128959743600,224495464642072,988696444896896, 4366576279940710,19336461231673449]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 07:54 EDT 2024. Contains 371922 sequences. (Running on oeis4.)