A000900 - OEIS

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

A000900 as a simple table

`n`		`a(n)`
`0`		`0`
`1`		`0`
`2`		`0`
`3`		`1`
`4`		`2`
`5`		`10`
`6`		`28`
`7`		`106`
`8`		`344`
`9`		`1272`
`10`		`4592`
`11`		`17692`
`12`		`69384`
`13`		`283560`
`14`		`1191984`
`15`		`5171512`
`16`		`23087168`
`17`		`105883456`
`18`		`498572416`
`19`		`2404766224`
`20`		`11878871456`
`21`		`59975885856`
`22`		`309439708352`
`23`		`1628919330208`
`24`		`8746079933568`
`25`		`47840206525056`

[0,0,0,1,2,10,28,106,344,1272,4592,17692,69384, 283560,1191984,5171512,23087168,105883456, 498572416,2404766224,11878871456,59975885856, 309439708352,1628919330208,8746079933568, 47840206525056]

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 22:17 EDT 2024. Contains 371964 sequences. (Running on oeis4.)